Equations Test

t=7

Substitute the value in for the variable. Is 7 a solution to the equation?

t + 25 = 32

• Yes

• No

What is the opposite(inverse) operation of addition?

• multiplication
• subtraction 
• division
• addition

What is the opposite(inverse) operation of multiplication?

• division
• addition
• subtraction
• multiplication

Solve for the variable and check your answer.
***Show your work!!!!
t + 16 = 50

• t = 20
• t = 34
• t = 50
• t = 30

Solve for the variable and check your answer.
***Show your work!!!!
x + 17 = 45

• x = 31
• x = 8
• x = 20
• x = 28 

Solve for the variable and check your answer.
***Show your work!!!!
m - 14 = 41

• m = 55
• m = 51
• m = 62
• m = 5

Solve for the variable and check your answer.
***Show your work!!!!
22 = h - 16

• h = 15
• h = 18
• h = 38
• h = 45

Fran had some baseball cards. She gave 15 of them to her brother. Now she has 35 left.
1. Which equation represents this situation?
2. Solve for x (the variable)

• x - 15 = 35
  x = 40
• x - 15 = 35
  x= 50
• 15 - x = 35
  x = 15
• 35 + x = 15
  x = 12

Solve for the variable and check your answer.
***Show your work!!!!
9t = 117

• t = 20
• t = 17
• t = 10
• t = 13

Solve for the variable and check your answer.
***Show your work!!!!
7x = 98

• x = 14
• x = 27
• x = 6
• x = 13