A(b+c) = ab + ac
5(3x + 5) = 15x + 25
Answer:

Step-by-step explanation:
The formula of a lateral area of a cone:

r - radius
l - lateral height
We have the radius r = 6in and the height H = 8in.
Use the Pythagorean theorem to calculate the lateral height:

Substitute:

Answer: You and Sarah went to the gas station to get sodas. Sarah got a Dr. Pepper and it cost $2.50. You got a Sprite and it cost $3.00. You notice Sarah is short on change and want to help her. You have a $10 Bill and are going to pay for it. How much change will you get back?
Step-by-step explanation:
10x2 +7x -12=15
-7x. -7
x=8