X+7=28-3x

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Solution for X+7=28-3x equation: 



X+7=28-3X

We move all terms to the left:

X+7-(28-3X)=0

We add all the numbers together, and all the variables

X-(-3X+28)+7=0

We get rid of parentheses

X+3X-28+7=0

We add all the numbers together, and all the variables

4X-21=0

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

4X=21

X=21/4

X=5+1/4

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