Equations Test Review

Evaluate Expressions

100

Evaluate 10x-4y for x=8 and y=7 .

52

200

Evaluate 5x+3 for x=8 .

43

300

Evaluate 8x^2+6x-8 for x=2 .

36

400

 Evaluate 4z^2-7z-2 for z = 5 .

63

Linear Equations

100

-59=-3b-32

b=9

200

-48-x=-39

x=-9

300

76=4/5a+16

a=75

400

7/12b-19=23

b=72

Combining Like Terms

100

6+2+2x+6y+2y+1+2x

9+4x+8y

200

4-5-2x-4y+4-5x+7y

3-7x+3y

300

-2x^2+4-7x^2-4x+2-2+4x

-9x^2+4

400

4x-2y^2+2y^2+2-3x+4-y^2

x+6-y^2

Literal Equations

100

Solve for A.

G+A=j

A=j-G

200

Solve for g.

m=gj

m/j=g

300

Solve for B. 

B/(5H)=F+G

B=5H(F+G)

400

Solve for A.

F^2+h=MA

(F^2+h)/M=A

Words to Expressions

100

1 minus the product of 4 and a number.

1-4x

200

2 plus the cube of a number.

2+x^3

300

5 times the difference of a number and 3.

5(x-3)

400

The cube of a the sum of a number and 5.

(x+5)^3