Answer:I think it's trying to find the area of which is a 5 times 2 = 10
Step-by-step explanation:
They are all pretty easy all you do is multiply the cost by the amount of things you buy. For example number 4 your variables are cost (c) and songs (s). Your equation is c•s so $0.99 • s. 50 songs would be .99 • 50 which is $49.50
Here is the method for solving that equation:
Step #1: Write the equation:
-15x = 0
Step #2: Divide each side of the equation by -15 :
<u>x = 0</u>
Answer:
14.40
Step-by-step explanation:
100%-> 18
100-20=80
80%-> 14.40
……….. I’m sorry need points