57=19x+12-4x

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Solution for 57=19x+12-4x equation:



57=19x+12-4x
We move all terms to the left:
57-(19x+12-4x)=0
We add all the numbers together, and all the variables
-(15x+12)+57=0
We get rid of parentheses
-15x-12+57=0
We add all the numbers together, and all the variables
-15x+45=0
We move all terms containing x to the left, all other terms to the right
-15x=-45
x=-45/-15
x=+3

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