100-7x=y

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Solution for 100-7x=y equation: 


Simplifying
100 + -7x = y

Solving
100 + -7x = y

Solving for variable 'x'.

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

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

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