4x-8+X=7

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Solution for 4x-8+X=7 equation: 



4x-8+x=7

We move all terms to the left:

4x-8+x-(7)=0

We add all the numbers together, and all the variables

5x-15=0

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

5x=15

x=15/5

x=3

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