8(x-7)+9x=100+4x

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Solution for 8(x-7)+9x=100+4x equation: 



8(x-7)+9x=100+4x

We move all terms to the left:

8(x-7)+9x-(100+4x)=0

We add all the numbers together, and all the variables

8(x-7)+9x-(4x+100)=0

We add all the numbers together, and all the variables

9x+8(x-7)-(4x+100)=0

We multiply parentheses

9x+8x-(4x+100)-56=0

We get rid of parentheses

9x+8x-4x-100-56=0

We add all the numbers together, and all the variables

13x-156=0

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

13x=156

x=156/13

x=12

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