7x+x-4=7x+3

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Solution for 7x+x-4=7x+3 equation: 



7x+x-4=7x+3

We move all terms to the left:

7x+x-4-(7x+3)=0

We add all the numbers together, and all the variables

8x-(7x+3)-4=0

We get rid of parentheses

8x-7x-3-4=0

We add all the numbers together, and all the variables

x-7=0

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

x=7

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