X+x=7y

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Solution for X+x=7y equation: 


Simplifying
X + x = 7y

Solving
X + x = 7y

Solving for variable 'X'.

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

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

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

Simplifying
X = -1x + 7y

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