unit 2 test review

order of ops

100

6 x 10 / (3 x 2)

10

200

(3² x 2) / 3

6

300

2³(19 - 2 x 4)

88

400

(-6) - 7 + 6 x 10

47

500

(1-3)² + (4³ - 15)

53

translating exp

100

the sum of a number and 15

n + 15

200

the quotient of a number and -4

n / -4

300

the difference between three times a number and 28

3n - 28

400

55 miles per hour

55h

500

one-third of a number, increased by 7

1/3n + 7

evaluating exp

100

7x - 2y if x = 4 and y = 3

22

200

1/2(r + s) if r = 19 and s = 7

13

300

2r³ + r² if r = 6

468

400

(-8 - b) + 6c if b = -5 and c = 2

9

500

8x²y / 4x if x = 2 and y = -3

-12

combining like terms

100

4p + 8p + 10

12p + 10

200

a - 7 - 4a + 2

-3a - 5

300

x + 4x + 4 - 8x

-3x + 4

400

-9 + 6a - 2b + 5a + 7

11a - 2b -2

500

10d + 5f - 14d + 5 - 12

-4d + 5f - 7

random trivia

100

Who was the first Disney princess?

Snow White (1937)

200

How many justices serve on the United States Supreme Court?

9

300

What year was the first iPhone released?

2007

400

What is the deadliest animal in the world?

A mosquito

500

How many colors will you find in a regular bag of M&Ms?

6