Question 50261: i've tried to figure this out for fifteen minutes and can't. Will you please help me?
[(31a-36b)-21c]-[19a-(39c+43b)] Found 2 solutions by hulamc723, stanbon:Answer by hulamc723(15) (Show Source):
You can put this solution on YOUR website! [(31a-36b)-21c]-[19a-(39c+43b)]
Don't even worry about the parenthesis inside, just add like terms!
*Be sure to distribute the negative in the second part!