2(x-7)+7x=21+2x

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Solution for 2(x-7)+7x=21+2x equation:



2(x-7)+7x=21+2x
We move all terms to the left:
2(x-7)+7x-(21+2x)=0
We add all the numbers together, and all the variables
2(x-7)+7x-(2x+21)=0
We add all the numbers together, and all the variables
7x+2(x-7)-(2x+21)=0
We multiply parentheses
7x+2x-(2x+21)-14=0
We get rid of parentheses
7x+2x-2x-21-14=0
We add all the numbers together, and all the variables
7x-35=0
We move all terms containing x to the left, all other terms to the right
7x=35
x=35/7
x=5

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