x+x+3+x-5=115

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Solution for x+x+3+x-5=115 equation:


Simplifying
x + x + 3 + x + -5 = 115

Reorder the terms:
3 + -5 + x + x + x = 115

Combine like terms: 3 + -5 = -2
-2 + x + x + x = 115

Combine like terms: x + x = 2x
-2 + 2x + x = 115

Combine like terms: 2x + x = 3x
-2 + 3x = 115

Solving
-2 + 3x = 115

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 + 2 + 3x = 115 + 2

Combine like terms: -2 + 2 = 0
0 + 3x = 115 + 2
3x = 115 + 2

Combine like terms: 115 + 2 = 117
3x = 117

Divide each side by '3'.
x = 39

Simplifying
x = 39

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