7x-13=10x+21

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Solution for 7x-13=10x+21 equation: 



7x-13=10x+21

We move all terms to the left:

7x-13-(10x+21)=0

We get rid of parentheses

7x-10x-21-13=0

We add all the numbers together, and all the variables

-3x-34=0

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

-3x=34

x=34/-3

x=-11+1/3

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