SOLUTION: Please help me solve 4x +3=3x+12

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Question 1208112: Please help me solve 4x +3=3x+12
Found 2 solutions by josgarithmetic, timofer:
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
9
The two simple steps done all in the head, no writing.


You really want written steps:
4x%2B3=3x%2B12
4x%2B%28-3x%29%2B3%2B%28-3%29=3x%2B%28-3x%29%2B12%2B%28-3%29
x%2B0=0%2B9
x=9

Answer by timofer(104) About Me  (Show Source):