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

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Solution for (3x+4)+x=8x-7 equation: 



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

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

We add all the numbers together, and all the variables

-4x+11=0

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

-4x=-11

x=-11/-4

x=2+3/4

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