-3=12+5x

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Solution for -3=12+5x equation:



-3=12+5x
We move all terms to the left:
-3-(12+5x)=0
We add all the numbers together, and all the variables
-(5x+12)-3=0
We get rid of parentheses
-5x-12-3=0
We add all the numbers together, and all the variables
-5x-15=0
We move all terms containing x to the left, all other terms to the right
-5x=15
x=15/-5
x=-3

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