Mathematics Middle School

need help with simplifying expressions

Need Help With Simplifying Expressions

Answers

Answer 1

Answer:

D. 52a^2 + 26

Step-by-step explanation:

6( 4a^2 + 11a) - 13( 5a - 2) - a + 4( 7a^2 )

24a^2 + 66a - 65a + 26 - a + 28a^2

52a^2 + 26

hope this helps!

Answer 2
The answer iss D.
..

Related Questions

2 over 3 to the power of 2 + 5 × 2 − 4

Answers

Answer:

6.22 or 6 1/5

Step-by-step explanation:

50 POINTS
( there isn't a picture so don't ask about it )
If mImage of an angle symbol1 = 40°, what is mImage of an angle symbol5?
A. 50°
B. 40°
C. 35°
D. 25°

Answers

Answer:

The answer is C-35

Step-by-step explanation:

Answer:

A...

Step-by-step explanation:

Help me thank you
Xxxxx

Answers

Answer:

A

Step-by-step explanation:

The answer is A. (5)

Please find an equivalent expression to 2(n+1)-3

Answers

I think
2n + 2-3
2n - 1

Answer:

2n-1

Step-by-step explanation:

it is the correct answer

I NEED SO MUCH HELP!

Answers

Answer:

The answer is 1,716.00

Step-by-step explanation:

PLS HELP ASAP 30 POINTS

Answers

Answer:

1. 80   2. 36

3. less

Step-by-step explanation: hope this helps and can i pls get 30 points

if anyone can please help me with that would so helpful

Answers

Answer:

The large box is 64

Together it is 76

Step-by-step explanation:

Hope this helps!

Using the expression you created you plug in 4 for S and then solve:

4^3 + 12

64+12

76 ft^3

According to the diagram below, In which hemisphere is it NIGHT and SUMMER?
1. NW Hemisphere
2. NE Hemisphere
3. SW Hemisphere
4. SE Hemisphere

Answers

2 and 3 because if I’m right the rotation should end up that way not 100% sure hope it helps tho

Answer:

NW, Hope this helped!

answer this quick please

Answers

Answer:

[tex]84s^{2} t\sqrt{35st}[/tex]

the answer is 84 then stuff after it

2w+2l, when w=7, l=5

Answers

Answer:

24

Step-by-step explanation:

all you do dawg is substitute the numbers foe the variables.

youd get 2(7)+2(5)

and dass 24

Answer:

24

Step-by-step explanation:

2w + 2l

2(7) + 2(5)

14 + 10 = 24

The flower appears blue in sunlight. Blue, green, red, yellow, and other colors make up sunlight.
​Move the color labels into the blank boxes to show which color(s) the flower absorbs and which color(s) it reflects.

Answers

The flower reflects blue and absorbs all of the other colors. I hope this helped :)
the follower reflects blue

On a clear summer day at the beach, a lifeguard sees Cameron swimming toward a buoy. He estimates that Cameron is about 60 meters from the buoy. The angle of depression from the lifeguard to the buoy is 12°, and the angle of depression from the lifeguard to Cameron is 42°. What will be the total distance that the lifeguard will need to travel down the tower and then swim to get to Cameron? Round your answer to the nearest meter.

Type in all steps to get full credit for this question. You need to use Algebra "Solve system of equations by Substitution"

Answers

Answer:

Step-by-step explanation:

12+42= 54m

54+60= 114m

he will travel 114m to get the spot

the answer is 114m sorry if I’m late to answer

A pre-image has coordinates N(2, 3), U(5, -1) and M(4,1). It is dilated using a scale factor of 2 centered at the origin. What
are the coordinates of the image?
A. N'(4,3), U'(10,-1) and M’(8, 1)
B. N'(2, 6), U'(5,-2) and M'(4,2)
C. N'(1, 1.5), U'(2.5, -0.5) and M'(2, 0.5)
D. N'(4, 6), U'(10,-2) and M'(8, 2)

Answers

Your answer would be C
i think it would be d

Write the recursive formula for each geometric sequence
11. 1, 7, 49, 343, ...

Answers

Answer:

11.1,7,49,343, 365

Step-by-step explanation:

answer:an=an-1•7
plug the answer into the formula i’m not entirely sure this is the answer

how many times can 5 go into 9

Answers

Answer:

1 time

Step-by-step explanation:

5÷9= 1.8

Answer:

Once

Step-by-step explanation:

All of the ingredients are purchased in bulk sizes. The butter comes in 12-cup containers. How many recipes will each container of butter be able to make?

(Butter 1/2)

Answers

Answer:

24 recipes per container of butter

Answer:

24 i think

Step-by-step explanation:

what is the rate of change when the numbers are (2,11) and (5,17)? show work

Answers

Answer:

m=2

Step-by-step explanation:

17-11 over 5-2 equals 6 over 3, which simplifies to 2

Harold wants to borrow $1,000 for 3 years. The interest rate is 6%. How much interest will he pay over the course of the loan?
A. $1,800
B. $1,180
C. $180
D. $60

Answers

The Answer is 180 because 6% of 100 is 60 so just multiply that by 3

Answer:

C

Step-by-step explanation:

Take cost of all 3 years being 3,000 then multiply it by the percent which I put into a decimal to make things easier. 3,000 x 0.06 = 180

please help all people keep doing is fighting in the comments anytime i ask a question don't respond if you can't help me :((

Answers

5x8x3=120
12x5x3=180
180+120=300
The volume is 300 cubic inches

The answer is 300 cubic inches

What are all the subsets?

Answers

Answer:

The answer is rational irrational and natural if you got it wrong I am sorry I am in middle school I am in 8th grade I'm new at this and I don't have time to switch it up because I don't know if this is a quiz that has been timed for you

A)
-2+x=-x+2

Answer =

Answers

Answer:

The answer is x= 2

Step-by-step explanation:

Isolate the variable by dividing each side by factors that don't contain the variable.

Hoped this helped!

Brainly, Please?

what is the equation to this pattern

Answers

The equation to this pattern is its adding one to the length to the width of three to get the total so like 3x4 the area would be 12 then 3x5=15 but if your looking for the direct answer it’s adding 3 x the width of 3
Formulae to know any number of square in any number of pattern is 3n+1 n is ur pattern number

PLS HELP ASAP GIVE BRAINLIEST TO PERSON WHO ANSWER CORRECTLY
Fill in the blank
With answers from picture

Answers

Answer:

OK the 1st answer is data and the 2nd answer is data point I am so sorry if I get it if I got it wrong I am trying my hardest right now I'm only in 8th grade it is so hard for me and I still need help on questions to but you seem like a great person I am sorry if I got it wrong I tried to hurry

Answer:

I belive its example!! And the other one is date point

Aldo solve the equation -3x - 8 = 16. He says the solution is -8.

Which reason justifies her solution?
A) Aldo says that to solve the equation you first divide by -3
and then add 8.
B) Aldo says that to solve the equation you first multiply by 8
and then add -3.
C) Aldo says that to solve the equation you first subtract 8 and
then divide by 2.
D) Aldo says that to solve the equation you first add 8 and then
divide by -3.

Answers

D. Because you have to get the x alone when adding 8 the. dividing by -3 to leave the x alone.

heavy rain in oxford caused the creek to rise. the creek rose 3 inches the first day, and each day twice as much as the previous day. how much did the creek rise on the fifth day?

Answers

48 inches???

Step-by-step explanation:

15 inches the 5th day or if you add them all up 45 inches total

please help math function will mark brainliestt!

Answers

the answer is B
STEP BY STEP:

Answer:

B

Step-by-step explanation

B does not have a function because it doesn't have a set shape or origin

What's the relationship between the circumcenter of a triangle and its three vertices?

Answers

The perpendicular bisector of a triangle is a line perpendicular to the side that passes through its midpoint. The circumcenter (O) is the central point that forms the origin of the circumcircle (circumscribed circle) in which all three vertices of the triangle lie on the circle.

I have like 15 questions I need help with and this is the second question. So pls help

Answers

Answer:

i think the answer is 2

Step-by-step explanation:

the diagram branches off into two sections from the start that are separate from each other. although there are more sections branching off of the two, there are only two primary branches coming off from the start. i hope this helps, im not good at explaining

Dhzjnsidbekshrjfhdjdjdnjdjdjeie

HELLPP??? i dont understand thisssss

Answers

Answer:

2 out of 11

2/11

unlikely

Step-by-step explanation:

Answer:

2 out of 11 or 2/11

it is not likely that she picks yellow from the bag

Step-by-step explanation:

What is the experimental probability of drawing a red marble, given the following results?

Marble Color Blue Green Red
Times Drawn 8 5 7

Answers

Answer:

7 / 20 | 7 Out of 20 | 35%

Step-by-step explanation:

Answer:

Fraction form: 7/20

Word form: Seven out of twenty

Persentage form: 35%

Step-by-step explanation:

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