10x-20=7x+7

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Solution for 10x-20=7x+7 equation:



10x-20=7x+7
We move all terms to the left:
10x-20-(7x+7)=0
We get rid of parentheses
10x-7x-7-20=0
We add all the numbers together, and all the variables
3x-27=0
We move all terms containing x to the left, all other terms to the right
3x=27
x=27/3
x=9

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