(180-3x)=(90-8x)

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Solution for (180-3x)=(90-8x) equation: 



(180-3x)=(90-8x)

We move all terms to the left:

(180-3x)-((90-8x))=0

We add all the numbers together, and all the variables

(-3x+180)-((-8x+90))=0

We get rid of parentheses

-3x-((-8x+90))+180=0



We calculate terms in parentheses: -((-8x+90)), so:

(-8x+90)

We get rid of parentheses

-8x+90

Back to the equation:

-(-8x+90)



We get rid of parentheses

-3x+8x-90+180=0

We add all the numbers together, and all the variables

5x+90=0

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

5x=-90

x=-90/5

x=-18

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