7x-y=100

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Solution for 7x-y=100 equation: 


Simplifying
7x + -1y = 100

Solving
7x + -1y = 100

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add 'y' to each side of the equation.
7x + -1y + y = 100 + y

Combine like terms: -1y + y = 0
7x + 0 = 100 + y
7x = 100 + y

Divide each side by '7'.
x = 14.28571429 + 0.1428571429y

Simplifying
x = 14.28571429 + 0.1428571429y

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