Lorne subtracted 6x3 – 2x + 3 from –3x3 + 5x2 + 4x – 7. Use the drop-down menus to identify the steps Lorne used to find the difference.
1. (–3x3 + 5x2 + 4x – 7) + (–6x3 + 2x – 3)
2. (–3x3) + 5x2 + 4x + (–7) + (–6x3) + 2x + (–3)
3. [(–3x3) + (–6x3)] + [4x + 2x] + [(–7) + (–3)] + [5x2]
4. –9x3 + 6x + (–10) + 5x2
5. –9x3 + 5x2 + 6x – 10 ​

Answers

Answer 1
Option 3

Rewrite the second equation and subtract the first. This is like changing the sign on every term of the first equation
Answer 2

Answer:

✔ wrote as addition of the additive inverse

✔ wrote terms as addition of opposite

✔ grouped like terms

✔ combined like terms


Related Questions

Can I plz have some help with this...?

Answers

Answer:

x=19

Step-by-step explanation:

The sum of the three anagles is 180

(5x+4)+(x-2)+(3x+7)=180

5x+x+3x+4-2+7=180

9x+9=180

9(x+1)=180

x+1=20

x=20-1

x=19

i only got this partially correct what did I get wrong

Answers

Answer:

I don't see anything wrong

Step-by-step explanation:

It maybe just me but I don't know what you got wrong

Which expression is equvalient to the expression shown

Answers

Answer:

4^6

Step-by-step explanation:

Please help I don’t fully get this

Answers

Answer:

First one is C

Second one is B

Step-by-step explanation:

Mr. Pickle bought an iPod from his friend who claims that the iPod was worth $250.00
when he bought it. The iPod's value decreases exponentially at the same rate each
year, and one year later the iPod's value is $187.50. By what percentage is the iPod's
value depreciating each year?

Answers

Answer:

437.5

Step-by-step explanation:

i added both of em

please help!!
(pre al)

Answers

Answer:

y=1x+1

Step-by-step explanation:

Joey is 5 feet tall and casts a 45-foot shadow. A building casts a 270-foot shadow at the same time. How tall is the building?

HELP FOR POSSIBLE BRAINLIEST

Answers

Answer:

the building is thirty feet tall

Step-by-step explanation:

so make a ratio of shadow to joey

5:45

simplify that to

1:9

so you can now divide 270 by nine

30

the building is thirty feet tall

How is the quotient 5 to the 8th power expressed as a power of 5

Answers

Answer:

5^4

Step-by-step explanation:

When dividing exponents with the same base, you subtract their exponents.

8-4=4

This means that 5^8 / 5^4 is equal to:

5^4

In comparison 1/3to where would 3/9be
located on a number line
A
closer to o
В.
the same point
C.
closer to 1
D
At 0

Answers

B- at the same point. 3/9 simplified would be 1/3....

In comparison to 1/3 to 3/9, both numbers are located at the same point on a number line.

What is a number line?

It is defined as the representation of the numbers on a straight line that goes infinitely on both sides.

It is given that:

In comparison 1/3 to where would 3/9 be located on a number line

As we know, a number is a mathematical entity that can be used to count, measure, or name things. For example, 1, 2, 56, etc. are the numbers.

1/3 = 0.333

3/9 = 1/3 = 0.333

If we plot the above fractions on a number line we will see these two fractions are on the same point.

Fraction number consists of two parts, one is the top of the fraction number which is called the numerator and the second is the bottom of the fraction number which is called the denominator.

Thus, in comparison to 1/3 to 3/9, both numbers are located at the same point on a number line.

Learn more about the number line here:

brainly.com/question/13189025

#SPJ2

An equation is shown.
x=2= 26
What is the value of x?
A.13
B. 24
c. 28
D. 52

Answers

The answer is A. Hope this helps!
I don’t think you said this write I think you meant x=2(26) and the answer would be A. 13

A circle has circumference 27 cm. What is the area of the circle? Use 3.14 for .

Answers

Circumference = 2πr = 27 cm

= 2 × 3.14 × r = 27

= 3.14 × r = 27/2

so, r = [tex]\frac{27}{2}[/tex] × [tex]\frac{1}{3.14}[/tex] = 4.2 cm

Please help this is dew in 20 minutes

Answers

Answer:

It would be A.

You can trust me because a right angle is 90 degrees, so you would add the two angles.

Answer:

A

Step-by-step explanation:

A computer monitor is 23 inches which is the diagonal distance across the screen.If the screen measures 13 inches in height,what is the actual width of the screen to the nearest inch?

Answers

Answer:

width = 19 inches

Step-by-step explanation:

Pythagorean theorem

23^2 = 13^2+x^2

529 = 169+x^2

x^2 = 360

x = 18.97

The actual width of the screen to the nearest inches will be 18.97 inches.

What is a Pythagoras theorem?

The Pythagoras theorem states that the sum of two squares equals the squared of the longest side.

The Pythagoras theorem formula is given as

H² = P² + B²

A PC screen is 23 inches which is the slanting distance across the screen.

If the screen measures 13 inches in height. Then the actual width of the screen will be given as,

23² = 13² + B²

529 = 169 + B²

B² = 360

B = √360

B = 18.97 inches

The actual width of the screen to the nearest inches will be 18.97 inches.

More about the Pythagoras theorem link is given below.

https://brainly.com/question/343682

#SPJ5

HELP ME ASAP PLEASE ?!?
Find the length of the missing side. Simplify all radicals.

Answers

i think it’s 6.........

i think it’s 6......... Sorry if I got it wrong I’m trying to help people out Answer:

Step-by-step explanation:

at point (0,2) can be reflected across the x-axis PLEASE HELP 50 POINTS​ true pr false​

Answers

Answer:

Please check the explanation.

Step-by-step explanation:

When a point P(x, y) is reflected across the x-axis, all we need to do is to reverse the sign value of the y-coordinate of any given point while the x-value remains the same.

Thus,  

The rule to reflect over the x-axis is:  

P(x, y) → P'(x, -y)

In our case, the point, let's say A(0, 2), is reflected across the x-axis. Thus, the coordinates of A' will be:

P(x, y) → P'(x, -y)

A(0, 2) → A'(0, -2)

So, YES! point A(0,2) can be reflected across the x-axis and the coordinates of A' will be: A'(0, -2).

Write a function rule that gives the total cost c(p) of p pounds of flour if each pound costs $3. How
much would it cost for a three pound bag of sugar?

Answers

Answer:

C(p) = ($3/pound)p

$9

Step-by-step explanation:

C(p) = ($3/pound)p is the applicable rule.

Three pounds would cost C(3) = ($3/pound)(3 pounds) = $9

what’s the value please

Answers

Answer:

You are right the anwser is D

Step-by-step explanation:

Answer:

b

Step-by-step explanation:

Math* please help!!!!

Answers

Answer:

I think its 19.1

Step-by-step explanation:

14 + 5.1

Maybe try

We need to use the formula for Area of trapezium.

Area = ((a+b)h)/2

85.95 = ((14+5.1)h)/2
19.1h/2 = 85.95
19.1h = 171.9
h = 171.9/19.1
h = 9

Please help!!! Will give brain and 5 stars!!!

Answers

22.) FJ = KH

23.) <KEH = <JGF

Hope it helps ⭐⭐⭐

This week, the art museum gave away 1,200 tickets to the Greco exhibit, which was 150 percent as many tickets as it gave away last week. Martin is trying to figure out how many tickets the museum gave away last week. His work is shown below.

Step 1: StartFraction part Over whole EndFraction = StartFraction 150 Over 100 EndFraction = StartFraction question mark Over 1200 EndFraction
Step 2: 100 times 12 = 1200
Step 3: 150 times 12 = 1800

In what step did Martin make a mistake, if any?
Step 1: Martin should have written his ratio as StartFraction 1200 Over question mark EndFraction.
Step 2: Martin should have divided 1200 by 8.
Step 3: Martin should have added 1200 and 150.
Martin did not make any mistakes.
hurry
OωO

Answers

Answer:

Step 1 is ya answer!!! UwU

Step-by-step explanation:

Sorry if im wrong!!! T>T But it should be right!!! :D

Answer:

A

Step-by-step explanation:

3(2x - 5) - 2 = x + 8

Answers

Answer:

5

Step-by-step explanation:

3(2x-5)-2=x+8

6x-15-2=x+8

6x-17=x+8

6x-x-17=8

5x-17=8

5x=8+17

5x=25

x=25/5

x=5

x=5

3(2x-5)-2=x+8
6x-15-2=x+8
6x-17=x+8
5x-17=8
5x=25
x=5

(4) + (14 – 4i) =
Express your answer in the form (a + bi).

Answers

Answer:

I would recommend using photomath and math away for stuff like this :D

Step-by-step explanation:

use these apps save you lot of time

PLS I REALLY NEED HELP IM USING ALL MY POINTS ON THIS AND RED TILES ARE NEGATIVE BTW!

Answers

Answer:

59874

Step-by-step explanation:

In one part of a kennel, 5/8 of the 24 dogs are male. In another part of the kennel, 4/5 of the 30 dogs are male.
How many male dogs are in the two parts of the kennel?

Answers

Answer:

39

Step-by-step explanation:

The computation of the number of male dogs in the two parts of the kennel is shown below:

In one part, the male dogs are

= 24 × 5 ÷ 8

= 15

In the another part, the male dogs are

= 30 × 4 ÷ 5

= 24

So, the total male dogs is

= 15 + 24

= 39

2. A submarine dives 60 meters in 5 minutes. Find how quickly it dives in feet per second (recall 1 meter = 3.28084 feet). How many feet can it dive in 6 minutes and 34 seconds?

Answers

Answer:

258.54 feet

Step-by-step explanation:

Step 1

We convert 60 meters to feet

1 meter = 3.28084 feet

60 meters = x

Cross Multiply

x = 60 × 3.28084 feet

x = 196.8504 feet

60 meters = 196.8504 feet

Step 2

How many feet can it dive in 6 minutes and 34 seconds

We convert 34 seconds to minutes

60 seconds = 1 minute

34 seconds = x

Cross Multiply

60 × x = 34 × 1

x = 34/60

x = 0.567 minutes

So, 6 minutes and 34 seconds = 6 + 0.567 minutes = 6.567 minutes.

60 meters in 5 minutes.

60 meters = 196.8504 feet

Hence:

5 minutes = 196.8504 feet

6.567 minutes = x

Cross Multiply

5x = 6.567 × 196.8504 feet

5x = 1292.7165768 feet

x = 1292.7165768/5

x = 258.54331536 feet

Approximately = 258.54 feet

Therefore, the submarine can dive 258.54 feet in 6 minutes 34 seconds

Find the slope of the line on the graph below

Answers

Answer:

[tex]\frac{6}{5}[/tex]

Step-by-step explanation:

The slope is [tex]\frac{6}{5}[/tex] because rise/run. You rise up on the graph 6 units, and run 5 units to the right (if the graph went to the left), then your slope would be negative.

Another way to double check this is using the slope formula: [tex]\frac{y_{2} - y_{1} }{x_{2} - x_{1} }[/tex].

(-3, -3) is x1, y1. & (2, 3) is x2, y2.

So, plugging that into the formula, we get:

[tex]\frac{3-(-3)}{2-(-3)}[/tex] =  [tex]\frac{6}{5}[/tex].

Hope that this helped. Have a good day! ☺

*Refresh page, if you cannot see the answer. If it still does not work, the answer is 6/5*

You get a $400 base salary for your job selling toasters. You also get a 2% commission on all your sales . If you had $390 in sales , what is your take home pay ?

Answers

Answer:

$17,800 ?

Step-by-step explanation:

what is the missing number​

Answers

Answer i believe the rule is y= x/2 so n=6

Step-by-step explanation:

I HATE MATH SM ITS NOT FUNNY, HELP ME (please)

Answers

Answer:

11) 2

12) 1

13) 6

14) 6

15) m<1=58°

m<2=122°

m<3=58°

m<5=122°

m<6=58°

m<7=122°

m<8=58°

Step-by-step explanation:

11) 2

12) 1

13) 6

14) 6

15) m<1=58°

m<2=122°

m<3=58°

m<5=122°

m<6=58°

m<7=122°

m<8=58°

We can describe 12x - 8 as an expression.
It can also be written as 4(3x - 2)
4 and 3x - 2 are both
of 12x - 8

Answers

Answer:

factors

Step-by-step explanation:

Since

12x - 8 = 4(3x - 2) ← in factored form

This means that 4 and 3x - 2 are factors of the expression

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