Answer:
Step-by-step explanation:
2
$60 + (60 · 0.20) = 60 + 12 = 72
$72 - (72 · 0.20) = 72 - 14.4 = 57.6
Answer: $57.60
Answer: D
Step-by-step explanation:
Answer:
x = -6
Step-by-step explanation:
-2 = 12/x
-2x = 12
x = 12/-2
x = -6

Why?
We have the isosceles right triangle. The length of legs are 6. Use the Pythagorean theorem:

In general, the formula for calculating the hypotenuse in an isosceles right triangle is 
a - a leg, h - a hypotenuse