(X-3)+(y+5)=81

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Solution for (X-3)+(y+5)=81 equation:


Simplifying
(X + -3) + (y + 5) = 81

Reorder the terms:
(-3 + X) + (y + 5) = 81

Remove parenthesis around (-3 + X)
-3 + X + (y + 5) = 81

Reorder the terms:
-3 + X + (5 + y) = 81

Remove parenthesis around (5 + y)
-3 + X + 5 + y = 81

Reorder the terms:
-3 + 5 + X + y = 81

Combine like terms: -3 + 5 = 2
2 + X + y = 81

Solving
2 + X + y = 81

Solving for variable 'X'.

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

Add '-2' to each side of the equation.
2 + X + -2 + y = 81 + -2

Reorder the terms:
2 + -2 + X + y = 81 + -2

Combine like terms: 2 + -2 = 0
0 + X + y = 81 + -2
X + y = 81 + -2

Combine like terms: 81 + -2 = 79
X + y = 79

Add '-1y' to each side of the equation.
X + y + -1y = 79 + -1y

Combine like terms: y + -1y = 0
X + 0 = 79 + -1y
X = 79 + -1y

Simplifying
X = 79 + -1y

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