-15 = x/-0.5
I really am just bad at math TOT

x = 7.5

Step-by-step explanation:

Given

- 15 = ( multiply both sides by - 0.5 to clear the fraction )

- 15 × - 0.5 = x

7.5 = x

b.) 160 miles on a 5 gallons car

step-by-step explanation:

240/10=24 miles/gallon

160/5=32 miles/gallon

30/1=30 miles/gallon

168/6= 28 miles/gallon

32 miles/gallon is the most amount, so this is the best.

step-by-step explanation:

use pothagarean therom

a^2+b^2=c^2 so first ac

acm is a right triangle because c= 90°

and am (the hypotenuse or c) =16+9 =25

but there is not enough info we need another angle or side length