X+X+115=X+20

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Solution for X+X+115=X+20 equation:


Simplifying
X + X + 115 = X + 20

Reorder the terms:
115 + X + X = X + 20

Combine like terms: X + X = 2X
115 + 2X = X + 20

Reorder the terms:
115 + 2X = 20 + X

Solving
115 + 2X = 20 + X

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.
115 + 2X + -1X = 20 + X + -1X

Combine like terms: 2X + -1X = 1X
115 + 1X = 20 + X + -1X

Combine like terms: X + -1X = 0
115 + 1X = 20 + 0
115 + 1X = 20

Add '-115' to each side of the equation.
115 + -115 + 1X = 20 + -115

Combine like terms: 115 + -115 = 0
0 + 1X = 20 + -115
1X = 20 + -115

Combine like terms: 20 + -115 = -95
1X = -95

Divide each side by '1'.
X = -95

Simplifying
X = -95

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