3x+4(x-3)=5(2x-6)+9

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Solution for 3x+4(x-3)=5(2x-6)+9 equation: 



3x+4(x-3)=5(2x-6)+9

We move all terms to the left:

3x+4(x-3)-(5(2x-6)+9)=0

We multiply parentheses

3x+4x-(5(2x-6)+9)-12=0



We calculate terms in parentheses: -(5(2x-6)+9), so:

5(2x-6)+9

We multiply parentheses

10x-30+9

We add all the numbers together, and all the variables

10x-21

Back to the equation:

-(10x-21)



We add all the numbers together, and all the variables

7x-(10x-21)-12=0

We get rid of parentheses

7x-10x+21-12=0

We add all the numbers together, and all the variables

-3x+9=0

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

-3x=-9

x=-9/-3

x=+3

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