UNIT 1 Review

Integers

100

-9 - (-6)

-3

200

(-12)(-9)

108

300

3 - 17 = 

-14

400

67 + - 90

-13

500

-101 + 112

11

Combining Like terms

100

−4 +  7(1 − 3  m)

3 - 21m

200

-16n - 14n = 

-30n

300

-x + 4 - 3x + 10

-4x + 14

400

 3/2x – y + ½x + 3y

2x + 2y

500

0.1(x + y) - 3x + 10x - y 

7.1x - 0.9y

Order of Operations

100

2³ x 20 + 36 / 4

169

200

-(4)⁴

= - 256

300

(2⁵ - 5 / -(3)(3)) + 10 

28

400

Which expression has a negative value?

A. -(-54)⁹

B. -62 - (-25) / -3

C. (-42)(-53)(60)

D. (74-62) + (-56+24)

D

Distributive Property

100

6(x + y ) - 16x - 2(4x - 7y) 

-18x + 20y

200

-(x+x) + (2x - 12)

-12

300

-(1-3r) = 

5+3r

400

-x + 4 - 3x + 10 = 

-4x + 14

500

0.5(x+8) - 1/4(24+16x)

4.5x - 2

MISC

100

Evaluate y/4x - z  for x=2, y=24, and x=1

2

200

Use a=-2, b=-3, and c=6 to write an expression that has a value of 12 

ab+c

300

ef / e + f  for e = 6 and f = 11

66/17

400

Evaluate (2/3)u-v for u = 2.1 and v=1.8 

-0.4

500

Evaluate 2y²(x+y) when x=1 and y=5

2