5x+21=12x-140+20x+34

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Solution for 5x+21=12x-140+20x+34 equation: 



5x+21=12x-140+20x+34

We move all terms to the left:

5x+21-(12x-140+20x+34)=0

We add all the numbers together, and all the variables

5x-(32x-106)+21=0

We get rid of parentheses

5x-32x+106+21=0

We add all the numbers together, and all the variables

-27x+127=0

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

-27x=-127

x=-127/-27

x=4+19/27

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