SOLUTION: TRYING TO SOLVE THIS PROBLEM -4(a+3)-a=12

Question 354871: TRYING TO SOLVE THIS PROBLEM
-4(a+3)-a=12
Answer by dlh(17) (Show Source): You can put this solution on YOUR website!
-4(a+3)-a=12 Original problem
-4a-12-a=12 Distributive property
-5a-12=12 Simplify
-5a=24 Adding to other side
a=24/-4 Dividing to other side

I added an equal sign because I wouldn't be able to solve it other wise.
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