12x+3(x-7)=5(5x+2)-9

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Solution for 12x+3(x-7)=5(5x+2)-9 equation: 



12x+3(x-7)=5(5x+2)-9

We move all terms to the left:

12x+3(x-7)-(5(5x+2)-9)=0

We multiply parentheses

12x+3x-(5(5x+2)-9)-21=0



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

5(5x+2)-9

We multiply parentheses

25x+10-9

We add all the numbers together, and all the variables

25x+1

Back to the equation:

-(25x+1)



We add all the numbers together, and all the variables

15x-(25x+1)-21=0

We get rid of parentheses

15x-25x-1-21=0

We add all the numbers together, and all the variables

-10x-22=0

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

-10x=22

x=22/-10

x=-2+1/5

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