Expressions and Equations Round 2

Number System

200

Solve: 7-9

-2

400

Solve: -8+2

-6

500

Solve: 21 + -6

15

800

Solve: 125 + -3 =

122

1000

Solve: -6 + -6 =

-12

Evaluating Expressions

200

Solve when x = 3

4x - 7 =

5

400

Solve when a = 2 and b = 10

(b/a) + 5 = 

10

500

Solve when x = 2 and y = 8

y(y-x) + 1

49

800

Solve when a=4, b=7, c=2

b - 3c + 2(a+2)

13

1000

Solve when x=3, y=5, z=10

x³ - 5y +10(z-8) + (z/y)

24

Distributive Property

200

Distribute: 2(x-2)

2x-4

400

Factor out the GCF: 12x + 8

4(3x + 2)

500

Distribute: 5(3x - y + 2)

15x - 5y + 10

800

Factor out the GCF: 42x + 21y - 28z

7(6x +3y - 4z)

1000

Distribute: 4(.5x + 3y + .25z)

2x +12y + z

Squares/Roots

200

4²

16

400

Square Root of 81?

9

500

Square root of 64?

8

800

100²

10,000

1000

What is the square root of 67?

8 something

Order of Operations

200

Solve: 3 + 4 * 3

15

400

Solve: 4 + 6 * 6

40

500

Solve: (4+5) - ( 3-2) =

8

800

Solve: (8+6) - ( 5-3) =

12

1000

Solve: 33 - ( 4 x 5)

7