5x+4x+6=8x-21

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Solution for 5x+4x+6=8x-21 equation: 



5x+4x+6=8x-21

We move all terms to the left:

5x+4x+6-(8x-21)=0

We add all the numbers together, and all the variables

9x-(8x-21)+6=0

We get rid of parentheses

9x-8x+21+6=0

We add all the numbers together, and all the variables

x+27=0

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

x=-27

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