Expressions and Equations Pre-Assessment

Jada is collecting stickers. After getting 15 more stickers, she has 60 stickers in total.

Select all the equations Jada can solve to find x, the number of stickers she started with.

• x+15=60

• x−15=60

• x=60+15

• x=60−15

• 15x=60

P + 12=17

• -5

• 5

• 1/5

• -1/5

Solve for p

• 
• 
• 
• 

90=20x

• 70

• 110

• 1800

• 90/20

Solve for s

• 7/3

• 21

• 10

• 4

6x = -12

Solve for x

• 2

• -2

• 72

• -6

Lin is selling boxes of cookies. Each box costs $3.75. Lin’s goal is to earn more than $30 selling cookies. Write an inequality for this story.

• 
• 
• 

Select all the equations that are true when x

is -4.

• -8 = 2x

• -12 = x ⋅ -3

• -12=x+x+x

• x/4 = -1

• x + 4 = -8

For each equation, determine whether the equation is true for all, some, or no values of x.

3x = x+8

• All

• Some

• None

For each equation, determine whether the equation is true for all, some, or no values of x.

2(x−5)=2x−5

• All

• Some

• None