4x+7=12+5x

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Solution for 4x+7=12+5x equation: 



4x+7=12+5x

We move all terms to the left:

4x+7-(12+5x)=0

We add all the numbers together, and all the variables

4x-(5x+12)+7=0

We get rid of parentheses

4x-5x-12+7=0

We add all the numbers together, and all the variables

-1x-5=0

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

-x=5

x=5/-1

x=-5

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