10x-2(2x+9)=-3(15-4x)

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Solution for 10x-2(2x+9)=-3(15-4x) equation: 



10x-2(2x+9)=-3(15-4x)

We move all terms to the left:

10x-2(2x+9)-(-3(15-4x))=0

We add all the numbers together, and all the variables

10x-2(2x+9)-(-3(-4x+15))=0

We multiply parentheses

10x-4x-(-3(-4x+15))-18=0



We calculate terms in parentheses: -(-3(-4x+15)), so:

-3(-4x+15)

We multiply parentheses

12x-45

Back to the equation:

-(12x-45)



We add all the numbers together, and all the variables

6x-(12x-45)-18=0

We get rid of parentheses

6x-12x+45-18=0

We add all the numbers together, and all the variables

-6x+27=0

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

-6x=-27

x=-27/-6

x=4+1/2

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