Question

Simplify by distributing. -2(3a + 4).

Answer 1

-6a - 4.

Answer 2

. Evaluate 4ab if a = -1 and b = 3.

Answer 3

(4) (-1) (3)
-12.

Answer 4

Eric knew his trip to Lawrenceburg was 548 miles. If he drove for 8.9 hours, what mph did he average on his trip? You may use the formula d = rt. Round your answer to the nearest whole number

Answer 5

548 = 8.9r
r = 61.57
answer: 62 mph.

Answer 6

Murray's stocks changed these amounts over these months: -8.23 in September, -5.67 in October, 4.8 in November, and -2 in December. What is the average change over that time period?