X+y+(y-5)=100

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Solution for X+y+(y-5)=100 equation:


Simplifying
X + y + (y + -5) = 100

Reorder the terms:
X + y + (-5 + y) = 100

Remove parenthesis around (-5 + y)
X + y + -5 + y = 100

Reorder the terms:
-5 + X + y + y = 100

Combine like terms: y + y = 2y
-5 + X + 2y = 100

Solving
-5 + X + 2y = 100

Solving for variable 'X'.

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

Add '5' to each side of the equation.
-5 + X + 5 + 2y = 100 + 5

Reorder the terms:
-5 + 5 + X + 2y = 100 + 5

Combine like terms: -5 + 5 = 0
0 + X + 2y = 100 + 5
X + 2y = 100 + 5

Combine like terms: 100 + 5 = 105
X + 2y = 105

Add '-2y' to each side of the equation.
X + 2y + -2y = 105 + -2y

Combine like terms: 2y + -2y = 0
X + 0 = 105 + -2y
X = 105 + -2y

Simplifying
X = 105 + -2y

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