12x-4(45-4x)=15x+8(45-4x)

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Solution for 12x-4(45-4x)=15x+8(45-4x) equation: 



12x-4(45-4x)=15x+8(45-4x)

We move all terms to the left:

12x-4(45-4x)-(15x+8(45-4x))=0

We add all the numbers together, and all the variables

12x-4(-4x+45)-(15x+8(-4x+45))=0

We multiply parentheses

12x+16x-(15x+8(-4x+45))-180=0



We calculate terms in parentheses: -(15x+8(-4x+45)), so:

15x+8(-4x+45)

We multiply parentheses

15x-32x+360

We add all the numbers together, and all the variables

-17x+360

Back to the equation:

-(-17x+360)



We add all the numbers together, and all the variables

28x-(-17x+360)-180=0

We get rid of parentheses

28x+17x-360-180=0

We add all the numbers together, and all the variables

45x-540=0

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

45x=540

x=540/45

x=12

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