Equations and Expressions Group Jam

What is the difference between an expression and an equation

• Expressions have an equal sign and equations do not

• Equations have an equal sign and expressions do not

Which of the following are true about an equation?

• Contains an equal sign

• May contain variables

• Has many solutions

• Shows two expressions are equal

What is the solution of 4 = x/8

• 2

• 4

• 32

• 12

Natalie waters the lawn 3 times a week. If she watered the lawn 24 times in all, which equation could be used to find how many weeks she has been watering the lawn?

• x + 3 = 24

• 24 - x = 3

• 3x = 24

• x/3 = 24

What is the solution of 42 = 7f

• 294

• 49

• 35

• 6

Janeen's mother is 47. She is 26 years older than Janeen. Which equation can be used to find Janeen's age j?

• j + 26 = 47

• 26j = 47

• j - 26 = 47

• 47j = 26

What is the solution of r - 11 = 5

• 11

• 14

• 6

• 16

Choose the equivalent expression.

6(4c + 5)

• 24c + 5

• 24c + 30

• 4c + 5

• 4c + 30

What is the solution of a - 5 = 9

• 14

• -4

• 5

• 4

What is the solution of 13 = t + 7

• 5

• 6

• 7

• 20