-5x+9=-21+3x

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Solution for -5x+9=-21+3x equation: 



-5x+9=-21+3x

We move all terms to the left:

-5x+9-(-21+3x)=0

We add all the numbers together, and all the variables

-5x-(3x-21)+9=0

We get rid of parentheses

-5x-3x+21+9=0

We add all the numbers together, and all the variables

-8x+30=0

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

-8x=-30

x=-30/-8

x=3+3/4

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