x+12=4x-39

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Solution for x+12=4x-39 equation:



x+12=4x-39
We move all terms to the left:
x+12-(4x-39)=0
We get rid of parentheses
x-4x+39+12=0
We add all the numbers together, and all the variables
-3x+51=0
We move all terms containing x to the left, all other terms to the right
-3x=-51
x=-51/-3
x=+17

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