10x+9=12x+7

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Solution for 10x+9=12x+7 equation: 



10x+9=12x+7

We move all terms to the left:

10x+9-(12x+7)=0

We get rid of parentheses

10x-12x-7+9=0

We add all the numbers together, and all the variables

-2x+2=0

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

-2x=-2

x=-2/-2

x=1

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