-9-2x=3(10+2x)+9

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Solution for -9-2x=3(10+2x)+9 equation: 



-9-2x=3(10+2x)+9

We move all terms to the left:

-9-2x-(3(10+2x)+9)=0

We add all the numbers together, and all the variables

-2x-(3(2x+10)+9)-9=0



We calculate terms in parentheses: -(3(2x+10)+9), so:

3(2x+10)+9

We multiply parentheses

6x+30+9

We add all the numbers together, and all the variables

6x+39

Back to the equation:

-(6x+39)



We get rid of parentheses

-2x-6x-39-9=0

We add all the numbers together, and all the variables

-8x-48=0

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

-8x=48

x=48/-8

x=-6

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