8+x=7+3x

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



8+x=7+3x

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

x-3x-7+8=0

We add all the numbers together, and all the variables

-2x+1=0

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

-2x=-1

x=-1/-2

x=1/2

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