SOLUTION: how do you solve 3(a-1)+9(2a+2) ?
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Question 495579: how do you solve 3(a-1)+9(2a+2) ?
Answer by IFY(62) (Show Source): You can put this solution on YOUR website!
3(a-1)+9(2a+2)
remove the brackets by multiplying 3 by a -1 and 9 by 2a + 2.
3a -3 +18a +18
collect like terms
3a + 18a - 3 + 18
21a + 15 ---------------ans.
I HOPE THIS HELPS..
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