2 Step Equation Test Review

Vocabulary

100

When solving equations "who" do we think of as being the CELEBRITY?

A. Groupie

B. Variable

C. Exponent

D. Smallest Number

B. Variable

200

What is INVERSE OPERATION? 

(give an example) 

Opposites

(add - subtract) OR (multiply - divide)

300

What is the MAIN GOAL when solving equations? 

To get the variable by itself

400

Who is the GROUPIE in the equation below? 

-65 + 5x = 20

-65

500

Not the main goal BUT what is the other super important piece we have to remember about solving equations? 

What we do to one side of the equation we do the exact same to the other side. 

Two-Step Equations

100

3q + 1 = 10

q = 3

200

r/4 - 3 = 1

r = 16

300

3t - 17 = -20

t = -1

400

(g + 2)/4 = 12

g = 46

500

(-c + 7)/10 = 5

c = 43

One-Step Equations

100

- 99.8573 + x = 0

99.8573

200

What value is a solution to this equation?

6 + s = 8

A. 3

B. 4

C. 2

C. 2

300

9 = 3 + 2b

b = 3

400

y/6 = -10

y = -60

500

16 - x = 4

12 = x

Solving Using Distributive and Combining like terms

100

Solve using combining like terms: 

- 8j - 2j  + 5 = 10

j = -1/2

200

1(5x - 12) = 88

x = 20

300

A negative number multiplied by another negative number will give a ________ answer. 

A. Positive 

B. Negative

A. Positive

400

4/6 + 1/8

19/24

38/48 simplified

500

3 (4x + 5) = 50

2 11/12