7x-10=-2(x-4)+9

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Solution for 7x-10=-2(x-4)+9 equation: 



7x-10=-2(x-4)+9

We move all terms to the left:

7x-10-(-2(x-4)+9)=0



We calculate terms in parentheses: -(-2(x-4)+9), so:

-2(x-4)+9

We multiply parentheses

-2x+8+9

We add all the numbers together, and all the variables

-2x+17

Back to the equation:

-(-2x+17)



We get rid of parentheses

7x+2x-17-10=0

We add all the numbers together, and all the variables

9x-27=0

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

9x=27

x=27/9

x=3

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