3x+7=5x-40

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Solution for 3x+7=5x-40 equation: 



3x+7=5x-40

We move all terms to the left:

3x+7-(5x-40)=0

We get rid of parentheses

3x-5x+40+7=0

We add all the numbers together, and all the variables

-2x+47=0

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

-2x=-47

x=-47/-2

x=23+1/2

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