Which expression is equivalent to 3(7x − 5)?
A) 10x − 15
B) 10x − 8
C) 21x − 15
D) 21x − 8

21x-15

Step-by-step explanation:

Use the distributive property:

3×7x=21x

3×5=15

Don't forget the - sign!!!

So,

3(7x - 5) = 21x - 15

9

step-by-step explanation:

saving = more money

step-by-step explanation:

if you have 100 bucks, and you want to buy a candy bar, even if you have one at home, if you choose not to buy it, you save.

~courtney