x+2x-63=0

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Solution for x+2x-63=0 equation:


Simplifying
x + 2x + -63 = 0

Reorder the terms:
-63 + x + 2x = 0

Combine like terms: x + 2x = 3x
-63 + 3x = 0

Solving
-63 + 3x = 0

Solving for variable 'x'.

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

Add '63' to each side of the equation.
-63 + 63 + 3x = 0 + 63

Combine like terms: -63 + 63 = 0
0 + 3x = 0 + 63
3x = 0 + 63

Combine like terms: 0 + 63 = 63
3x = 63

Divide each side by '3'.
x = 21

Simplifying
x = 21

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