28-x=4x-12

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Solution for 28-x=4x-12 equation: 



28-x=4x-12

We move all terms to the left:

28-x-(4x-12)=0

We add all the numbers together, and all the variables

-1x-(4x-12)+28=0

We get rid of parentheses

-1x-4x+12+28=0

We add all the numbers together, and all the variables

-5x+40=0

We move all terms containing x to the left, all other terms to the right

-5x=-40

x=-40/-5

x=+8

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