3x-8=5x-21

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Solution for 3x-8=5x-21 equation: 



3x-8=5x-21

We move all terms to the left:

3x-8-(5x-21)=0

We get rid of parentheses

3x-5x+21-8=0

We add all the numbers together, and all the variables

-2x+13=0

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

-2x=-13

x=-13/-2

x=6+1/2

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