X/7=3x-20

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Solution for X/7=3x-20 equation: 



X/7=3X-20

We move all terms to the left:

X/7-(3X-20)=0

We get rid of parentheses

X/7-3X+20=0

We multiply all the terms by the denominator


X-3X*7+20*7=0

We add all the numbers together, and all the variables

X-3X*7+140=0

Wy multiply elements

X-21X+140=0

We add all the numbers together, and all the variables

-20X+140=0

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

-20X=-140

X=-140/-20

X=+7

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