13

Find the percent of change in the time to run a

mile from June to September. Round to the

nearest tenth of a percent. (Hint, make sure

change each to seconds first!)

7:45

(5:57

June

September

$18 was the price of the t-shirt

step-by-step explanation:

2(2x + 3) = -4 + 2(2x + 5)

4x + 6 = -4 + 4x + 10

4x + 6 = 4x + 6

4x - 6 + 6 = 4x - 6 + 6

4x = 4x

x = x

unlimited solutions.

x-150=475   x=625

step-by-step explanation:

if the bike after the sale ($150) is $475 then just simply add 150 to 475.