20+12x=9x-10

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Solution for 20+12x=9x-10 equation: 



20+12x=9x-10

We move all terms to the left:

20+12x-(9x-10)=0

We get rid of parentheses

12x-9x+10+20=0

We add all the numbers together, and all the variables

3x+30=0

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

3x=-30

x=-30/3

x=-10

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