2x-x-20=0

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Solution for 2x-x-20=0 equation:


Simplifying
2x + -1x + -20 = 0

Reorder the terms:
-20 + 2x + -1x = 0

Combine like terms: 2x + -1x = 1x
-20 + 1x = 0

Solving
-20 + 1x = 0

Solving for variable 'x'.

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

Add '20' to each side of the equation.
-20 + 20 + 1x = 0 + 20

Combine like terms: -20 + 20 = 0
0 + 1x = 0 + 20
1x = 0 + 20

Combine like terms: 0 + 20 = 20
1x = 20

Divide each side by '1'.
x = 20

Simplifying
x = 20

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