(7x+20)+(2x-5)=159

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Solution for (7x+20)+(2x-5)=159 equation:



(7x+20)+(2x-5)=159
We move all terms to the left:
(7x+20)+(2x-5)-(159)=0
We get rid of parentheses
7x+2x+20-5-159=0
We add all the numbers together, and all the variables
9x-144=0
We move all terms containing x to the left, all other terms to the right
9x=144
x=144/9
x=16

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