4x-7=28-x

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Solution for 4x-7=28-x equation: 



4x-7=28-x

We move all terms to the left:

4x-7-(28-x)=0

We add all the numbers together, and all the variables

4x-(-1x+28)-7=0

We get rid of parentheses

4x+1x-28-7=0

We add all the numbers together, and all the variables

5x-35=0

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

5x=35

x=35/5

x=7

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