X+Y-1=0

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Solution for X+Y-1=0 equation:


Simplifying
X + Y + -1 = 0

Reorder the terms:
-1 + X + Y = 0

Solving
-1 + X + Y = 0

Solving for variable 'X'.

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

Add '1' to each side of the equation.
-1 + X + 1 + Y = 0 + 1

Reorder the terms:
-1 + 1 + X + Y = 0 + 1

Combine like terms: -1 + 1 = 0
0 + X + Y = 0 + 1
X + Y = 0 + 1

Combine like terms: 0 + 1 = 1
X + Y = 1

Add '-1Y' to each side of the equation.
X + Y + -1Y = 1 + -1Y

Combine like terms: Y + -1Y = 0
X + 0 = 1 + -1Y
X = 1 + -1Y

Simplifying
X = 1 + -1Y

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