solve for z 7z + 4 - 9z = 8 (also please don't have the answer be a negative)

Answers

Answer 1

Answer:

z = -2

Step-by-step explanation:

lol okay If it said that


Related Questions

y + 5/2 x = 2 as slope intercept form graph show all work

Answers

Answer:Graph y=5-2x. y=5−2x y = 5 - 2 x. Reorder 5 5 and −2x - 2 x . y=−2x+5 y = - 2 x + 5.

SOMEONE PLEASE HELP ME WITH THIS I NEED HELP PLEASE ILL GIVE BRAINLY!!!!

Answers

the answer is a ^__^

Simplify the expression: 9-2X + 8 + x + 5x

Answers

Answer:

4x + 17

Step-by-step explanation:

9 - 2x + 8+ x + 5x

Add/Subtract the values with variables together and the same case for the values without any variables.

5x + x - 2x = 4x

9 + 8 = 17

So you'll end up with the following,

4x + 17

Bill drove 871 miles in 13 hours.

At the same rate, how many miles would he drive in 8 hours?

Please hurry! I need help ASAP!

Answers

Answer:

536 miles

Step-by-step explanation:

871/13 = 67

67*8 = 536

Answer:

536

Step-by-step explanation:

871 divided by 13 is 67

take 67 and times it by 8 and you have 536

I will give brainliest away if you solve this for me please.

Answers

Turn both equations into slope-intercept form [ y = mx + b ].

x + 3y = 3

~Subtract x to both sides

3y = 3 - x

~Divide 3 to everything

y = 1 - x/3

~Reorder

y = -1/3x + 1

4x + 3y = -6

~Subtract 4x to both sides

3y = -6 - 4x

~Divide 3 to everything

y = -2 - 4x/3

~Reorder

y = -4/3x - 2

Graph of the equations will be shown below. Note that the solution of graphing two equations will be where both equations intersect. Both lines intersect at (-3, 2), hence making that the solution.

Best of Luck!

Answer:

Hey, so this is what I got for them as equations. The 1st one is y=-1/3x+1, and the 2nd one is y=-4/3x-2.  Hope it helps

Step-by-step explanation:

please help
solve for x and b​

Answers

Answer:

2x + 60 = 4x( Vertically opposite angle)

60 = 4x - 2x

4x - 2x = 60

2x = 60

x = 60÷2

x = 30

2x + 60 + B = 180° ( Linear Pair )

2(30) + 60 + B = 180°

60 + 60 + B = 180°

120 + B = 180°

B = 180° - 120

B = 60

3 Mei is a park ranger at Death Valley National Park in California.
She records the elevation relative to sea level at different points
in the park.
Elevation (m)
-32.6
24.7
-8.3
19.1
- 8.4
a. What is the mean of the elevations? Show your work.

Answers

Answer:

It is the quarter fourth of the elevation  

Step-by-step explanation:

The meaning of elevations is a high above meaning level

Answer:

Step-by-step explanation:

The mean is just the arithmetic average, the sum of numbers divided the number of terms.

m=(-32.6+24.7-8.3+19.1-8.4)/5

m=-5.5/5

m=-1.1

PLEASE HELP!!!!!!!!!!!

Answers

Answer:

3

Step-by-step explanation:

Answer:

The correct answer is 3..

Which set of ordered pairs would define a line with a negative slope?

A.
(5, 5) and (0, 1)

B.
(3, 6) and (5, 1)

C.
(2, 3) and (7, 6)

D.
(2, 3) and (-4, -1)

Answers

Answer:

I believe it is B

Step-by-step explanation:

Im not good at explaing, but if you move forward three units and up 6, then draw a point, then go forward to 5 units and down to one unit and connect those dots, the line would be going down to the right

A triangle has an angle that measures 25. The other two angles are in a ratio of 11:20. What are the measures of those two angles?

Answers

Answer:

The measures of the two angles are 55 and 100 degrees.

Step-by-step explanation:

The three interior angles of a triangle always add up to 180.

So if one angle is 25 degrees

180 - 25 = 155

The two other angles must add up to 155.

If the ratio is 11:20

That means there are 31 equal parts between the two angles

So 155/31 =5

Whic means

11 x 5 = 55

20 x 5 = 100

The two missing angles are 55 and 100 degrees.

Hope this explanation helped you!

Q
100%
What is the sum of
1/2 and 0.75?

Answers

Answer:

1.25 or 1 1/4

Step-by-step explanation:

THE QUESTION IS IN THE PICTURE​

Answers

Answer:

It should be 56, sorry if i am wrong

Step-by-step explanation:

28 divided by 14 is 2

56 divided by 14 is 4

Answer:

56

Step-by-step explanation:

First, you simplify 2/4 to 1/2. Then you figure that 28 * 2= 56/1= 56.

To double check your answer, put 56 in the box and see if the two fractions equal each other.

Use the graph to write a linear function that relates y to x.

y=

Answers

Answer:

y= -3x+1

Step-by-step explanation:

y=mx+b

find m: (y2-y1)/(x2-x1)

pick any two points: (-1,4) and (0,1)

plug them in: (4-1)/(-1-0)= -3=m

b is the y intercept which is 1=b

plug these into the equation for a line y=mx+b

y=-3x+1

7 x ( h + 4 ) for h = 3

Answers

Answer:

is h is 3, then your answer would be 21 + 28 = 49

since 7 x 3 = 21 and 7 x 4 = 28 you add 21 and 28 which would get you 49

Answer:

h = 3

Step-by-step explanation:

7 x ( h + 4 )=7×(3+4)=7×7=49

PLEASE HELP!!!

After selling several pairs of her shoes, Zoey had 24 pairs remaining. If she got rid of 40% of her pairs of shoes, how many did she have BEFORE selling?

Answers

She had 60 pairs of shoes before selling any

Which expression is equivalent to 2 – 35?
Choose 1 answer:
A
2- (-35)
B
2+(-35)
-35 - 2
D
35 - 2
V

Answers

The answer is B: 2+(-35)

Answer:

The Correct answer is B

Step-by-step explanation:

35 - 2 is 33

so you just add a negative sign and you have your answer

Is this relation a function?

Answers

Answer:  I dont think so

Step-by-step explanation:

5x - 3y = -28
4x + 6y = -14

Answers

Answer:

5x-3y is supposed to equal -15

Y= -2x/3

please help me:) appreciated :) have a good day!!​

Answers

the answer is the second one cuz the total cost = dinner + tip

What is 3/8 written as a decimal? ​

Answers

Answer:

0.375

Step-by-step explanation:

3/8 = 0.375

Answer:

0.375

Step-by-step explanation:

distribute 2(9x + 2)

Answers

Answer:

18x+4

Step-by-step explanation:

Multiply 2 and 9x

Multiply 2 and 2

2 times 9x is 18x

2 times 2 is 4

In an equation, the answer is:

18x+4

Answer:

18x+ 4

Step-by-step explanation:

Just multiply the outside 2 to 9x and 4. I hope this helps :)

5+2+2(5)+3=4(5) plr help me​

Answers

Answer:

5+2+2(5)+3=4(5)

simplify

5+2+10+3=20 and  4(5)=20  

20=20

Answer: 20

Step-by-step explanation:

Simplify:

5+2+2x5+3

Remove parentheses:

5+2+2(5)+3=4(5)

Multiply the numbers 2x5=10:

5+2+10+3

Add the Numbers:

=20

Simplify (4)5 :

Remove Parentheses:

4 x 5

Multiply:

=20

20=20

Lucas’s computer took 8 minutes to download 30 songs. How many seconds per song did it take his computer to download

Answers

It took 16 seconds to download each song
Hope this helps

Graph the following given a slope and a point m-1/2 b=2

Answers

Answer:

Here!

Step-by-step explanation:

Answer:

Step-by-stepexplanation:

The y axis is the vertical line. b is y intercept, meaning where the line crosses the y axis. here b is 2, so plot a point on (0,2). m is the slope. slope is rise/run, and your slope is -1/2. this means your rise is negative one, (go down one) and you run is positive two (go two to the right) and plot your point. then you connect this point to the first point and extend the line on both sides. hope this helps :)

what is the answer to 7.7w-4.6w

Answers

Answer:

Its simple : 3.1w

Answer:

3.1w

explanation

A.49
B.-49
C.44 2/15
D.-44 2/15

Answers

the answer is A. 49, hope that helps

Which is an example of a function?


the price of a movie ticket and the height of the customer

the price of a piece of cloth and the length of the cloth

the time it takes to mow a lawn and the age of the person mowing the lawn

the distance to school and the time you spend at school

Answers

Step-by-step explanation:

the price of a piece of cloth and the length of the cloth

which one?

a)
b)
c)
d)

Answers

Answer:

d

Step-by-step explanation:

Answer:
d. 3/5

Explanation:
Shaded Area = 15
Total Area = 25

quivaler
What is the decimal
equivalent for 15_?

Answers

Answer:

1/15

Step-by-step explanation:

PLEASE HELP!!!!!!!!!! Solve. −8y ≥ 56 y ≤ 7 y ≥ –7 y ≤ −7 y ≥ 7

Answers

Answer:

A

Step-by-step explanation:

the answer is

-8y>=56

-y>=7

y<=7

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