312+5x=620-9x

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Solution for 312+5x=620-9x equation: 



312+5x=620-9x

We move all terms to the left:

312+5x-(620-9x)=0

We add all the numbers together, and all the variables

5x-(-9x+620)+312=0

We get rid of parentheses

5x+9x-620+312=0

We add all the numbers together, and all the variables

14x-308=0

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

14x=308

x=308/14

x=22

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