3(7-x)-5(x+1)=0

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Solution for 3(7-x)-5(x+1)=0 equation: 



3(7-x)-5(x+1)=0

We add all the numbers together, and all the variables

3(-1x+7)-5(x+1)=0

We multiply parentheses

-3x-5x+21-5=0

We add all the numbers together, and all the variables

-8x+16=0

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

-8x=-16

x=-16/-8

x=+2

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