3x+15-7x=-7=

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Solution for 3x+15-7x=-7= equation: 



3x+15-7x=-7=

We move all terms to the left:

3x+15-7x-(-7)=0

We add all the numbers together, and all the variables

-4x+22=0

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

-4x=-22

x=-22/-4

x=5+1/2

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