Unit 1 Test Review

One Step Equations

100

2187 = -81x

-27

200

-119 = x + (-87)

-32

300

15 - m = 75

-60

400

96 = x + 28

68

500

76 - k = 24

52

Two Step Equations

100

3 - 11x = 168

-15

200

3( n - 11) = -93

-20

300

-k - 2 = 18

-20

400

4(n+3) = -56

-17

500

5(-4+n) = 20

8

Multi Step Equations

100

Solve: 

6(2+ 4a)=12 - a

0

200

2(7b+ 7) = 5b - 22

-4

300

6(a + 7)=-3 - 3

-5

400

15 + 5v = 6(v+2)

3

500

-2x - 12 = -2 + 6(1-x)

4

Inequalities

100

Solve:

-6m>-18

m < 3 

200

Solve:  

b - 3 > 3

b > 6

300

Solve: 

-11(k-19) > -198

k < 37

400

Solve:

-14(n - 3) < -42

n > 6

500

Solve:

7 + 19x > 273

x > 14

Vocab

100

Define Constant.

A term that never changes, does not have a variable.

200

Define Coefficient

The term that is attached to the variable. 

300

Define Variable.

A letter in a given expression or equation, the value you are solving for.

400

A mathematical statement that two expressions are equal

Equation

500

A mathematical Comparison of two expressions

Inequality