-5(3x-21)=2(x-9)-13

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Solution for -5(3x-21)=2(x-9)-13 equation: 



-5(3x-21)=2(x-9)-13

We move all terms to the left:

-5(3x-21)-(2(x-9)-13)=0

We multiply parentheses

-15x-(2(x-9)-13)+105=0



We calculate terms in parentheses: -(2(x-9)-13), so:

2(x-9)-13

We multiply parentheses

2x-18-13

We add all the numbers together, and all the variables

2x-31

Back to the equation:

-(2x-31)



We get rid of parentheses

-15x-2x+31+105=0

We add all the numbers together, and all the variables

-17x+136=0

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

-17x=-136

x=-136/-17

x=+8

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