-21+2x=-9x+4x+3

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Solution for -21+2x=-9x+4x+3 equation: 



-21+2x=-9x+4x+3

We move all terms to the left:

-21+2x-(-9x+4x+3)=0

We add all the numbers together, and all the variables

2x-(-5x+3)-21=0

We get rid of parentheses

2x+5x-3-21=0

We add all the numbers together, and all the variables

7x-24=0

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

7x=24

x=24/7

x=3+3/7

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