7-3x=-8x

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Solution for 7-3x=-8x equation: 



7-3x=-8x

We move all terms to the left:

7-3x-(-8x)=0

We get rid of parentheses

-3x+8x+7=0

We add all the numbers together, and all the variables

5x+7=0

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

5x=-7

x=-7/5

x=-1+2/5

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