Math 7 Review

Integers

100

-5 + -4

-9

200

7 - 13

-6

300

-3(-5)

15

400

-2(5) + 2

-8

500

-14 + 28 - 16 + (3)(-4)

-14

Combine Like Terms

100

3x + 4x + 10

7x + 10

200

-6x + 4 - 2x - 3

-8x + 1

300

-4x - 12x - 5 - 10x

-26x - 5

400

3x + 6y + 2x - 10y

5x - 4y

500

-12x + 5 - 14 + 6x - 11x

-17x - 9

Distributive Property

100

2(2x + 3)

4x + 6

200

-2(4x + 1)

-8x - 2

300

-5(x - 12)

-5x + 60

400

-9(3x - 6)

-27x + 54

500

What is the value of n that makes n(12x + 7) equivalent to -96x - 56

-8

Angles

100

What type of angles add to 90 degrees?

Complementary

200

What do supplementary angles add up to?

180 degrees

300

If Angle 1 is vertical to Angle 2, and the measure of Angle 1 is 75 degrees, what is the measure of Angle 2?

75 degrees

400

The compliment of a 31 degree angle is what?

59 degrees

500

Angle 1 and Angle 2 are supplementary. If angle 1 is 85 degrees, what is the measure of angle 2?

95 degrees

Equations

100

Solve for x:

x +6 = 3

x = -3

200

Solve for x:

-3x = 21

x = -7

300

Solve for x: 

2x + 5 = 13

x = 4

400

Solve for x:

-3x - 11 = 16

x = -9

500

Solve for x:

-3(4x + 11) = 63

x = -8