(7x-6)+(9x+20)=142

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Solution for (7x-6)+(9x+20)=142 equation: 



(7x-6)+(9x+20)=142

We move all terms to the left:

(7x-6)+(9x+20)-(142)=0

We get rid of parentheses

7x+9x-6+20-142=0

We add all the numbers together, and all the variables

16x-128=0

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

16x=128

x=128/16

x=8

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