x+x/7=280

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Solution for x+x/7=280 equation: 



x+x/7=280

We move all terms to the left:

x+x/7-(280)=0

We multiply all the terms by the denominator


x*7+x-280*7=0

We add all the numbers together, and all the variables

x+x*7-1960=0

Wy multiply elements

x+7x-1960=0

We add all the numbers together, and all the variables

8x-1960=0

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

8x=1960

x=1960/8

x=245

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