Chapter 3 Test - 7th Grade

y - 14 = 66

• y = 81

• y = 52

• y = 79

• Answer Not Given

• y = 51

8 = x - 1

• x = 8

• x = 1

• x = 7

• x = 9

• x = -9

Is the solution to x+3=5 greater than, less than, or equal to 5?

• Greater than

• Less than

• Equal to

• All of the above

• Not enough information

What is a variable???

• a number

• an answer to a math problem

• a number that is used in a math equation

• a letter representing a number in a problem

• the number in front of a letter in a math problem

What is the inverse of adding?

• subtracting

• adding

• dividing

• constant

• multiplying

To Solve the Equation Below, you would...

x - 62 = 123

• add 62 to each side

• subtract 62 from each side

• multiply each side by 62

• add 123 to each side

• divide each side by 62

Solve the equation:

x/3 = 4

• x = 12

• x = 1

• x = 16

• x = 3

• x = -12

-101 + x = -23

• Answer not given

• x = 124

• x = 78

• x = 134

• x = -78

What would a student do next to solve for x.

3 + x = 10

• Multiply 10 by 3

• Subtract 10 from 3

• Divide 10 by 3

• Subtract 3 from 10

• Subtract 10 from 3

If you are making Multnomah County's minimum wage of $11.25, how many hours did you work if your check (before taxes) was $258.75?

• 23 hours

• 22 hours

• 19 hours

• Not enough

• 40 hours