X-7x/10=30

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Solution for X-7x/10=30 equation: 



X-7X/10=30

We move all terms to the left:

X-7X/10-(30)=0

We multiply all the terms by the denominator


X*10-7X-30*10=0

We add all the numbers together, and all the variables

-7X+X*10-300=0

Wy multiply elements

-7X+10X-300=0

We add all the numbers together, and all the variables

3X-300=0

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

3X=300

X=300/3

X=100

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