Test Review

Equations

100

−2 = 2 + (v/4)

v = -16

200

−10 = −14v + 14v

No Solution

300

3(5c – 4) = 8c + 2

c = 2

400

-3(2h – 4) = 20 – 4h

h = -4

500

−3(4x + 3) + 4(6x + 1) = 43

x = 4

Literal Equations

100

Solve for x

g=6x

x = g/6

200

Solve for w: 

(w + 3)/ 4 = 5z

w = 20z − 3

300

Solve for g: 

4gh + 3 = −8

g = (− 11)/(4h)

400

Solve for x:

xm=np

x= np/m

500

Solve for F:

C=5/9(F-32)

F=9/5*C + 32

Proportions

100

¹⁰/₈= ⁿ/₁₀

n=12.5

200

9/6 = x/10

x=15

300

4/(m-8) = 8/2

m = 9

400

9/(k-7) = 6/k

k=-14

500

(x-3)/x = 9/10

x = 30

Absolute Value

100

|3x| = 9

3, -3

200

|m|=-2

No Solution

300

|-2r-1| = 11

-6, 5

400

2-5|5m-5| = -73

4, -2

500

3|-8x|+8=80

-3, 3

English to Math

100

Twelve more than a number is seventeen.

x + 12 = 17

200

Five less than two times a number is the same as seven.

 2x – 5 = 7

300

The sum of 8 and 5 is equal to the difference of number and 7

8+5=x-7

400

Two fifths of a number is -2.

(2/5)x = -2

500

If 5 is added to the sum of twice a number and three times the number, the result is 25.

5+(2x+3x)=25