SOLUTION: The directions are... Simplify each expression. these are a few of the problems... 5(r+2)+7r 10c+5c+6+d+d What steps do I need to do? How do I solve this thing?!

Algebra ->  Expressions-with-variables -> SOLUTION: The directions are... Simplify each expression. these are a few of the problems... 5(r+2)+7r 10c+5c+6+d+d What steps do I need to do? How do I solve this thing?!      Log On


   

Question 7281: The directions are...
Simplify each expression.
these are a few of the problems...

5(r+2)+7r
10c+5c+6+d+d

What steps do I need to do?
How do I solve this thing?!
Answer by bonster(299) About Me  (Show Source):
You can put this solution on YOUR website!
5(r+2)+7r
Use the distributive property of multiplication for 5(r+2):
5r%2B10+7r
=12r+10



10c+5c+6+d+d
Combine all the like variables
10c+5c=15c
d+d=2d
6 is by itself
combine it all and you get 15c+2d+5