x-15+x=65

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Solution for x-15+x=65 equation: 


Simplifying
x + -15 + x = 65

Reorder the terms:
-15 + x + x = 65

Combine like terms: x + x = 2x
-15 + 2x = 65

Solving
-15 + 2x = 65

Solving for variable 'x'.

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

Add '15' to each side of the equation.
-15 + 15 + 2x = 65 + 15

Combine like terms: -15 + 15 = 0
0 + 2x = 65 + 15
2x = 65 + 15

Combine like terms: 65 + 15 = 80
2x = 80

Divide each side by '2'.
x = 40

Simplifying
x = 40

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