(180-x)/3=90-x

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



(180-x)/3=90-x

We move all terms to the left:

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

We add all the numbers together, and all the variables

(-1x+180)/3-(-1x+90)=0

We get rid of parentheses

(-1x+180)/3+1x-90=0

We multiply all the terms by the denominator


(-1x+180)+1x*3-90*3=0

We add all the numbers together, and all the variables

(-1x+180)+1x*3-270=0

Wy multiply elements

(-1x+180)+3x-270=0

We get rid of parentheses

-1x+3x+180-270=0

We add all the numbers together, and all the variables

2x-90=0

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

2x=90

x=90/2

x=45

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