7-21x+63=13-30x-75

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Solution for 7-21x+63=13-30x-75 equation: 



7-21x+63=13-30x-75

We move all terms to the left:

7-21x+63-(13-30x-75)=0

We add all the numbers together, and all the variables

-21x-(-30x-62)+7+63=0

We add all the numbers together, and all the variables

-21x-(-30x-62)+70=0

We get rid of parentheses

-21x+30x+62+70=0

We add all the numbers together, and all the variables

9x+132=0

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

9x=-132

x=-132/9

x=-14+2/3

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