X*2-x-56=0

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Solution for X*2-x-56=0 equation:


Simplifying
X * 2 + -1x + -56 = 0

Reorder the terms for easier multiplication:
2X + -1x + -56 = 0

Reorder the terms:
-56 + 2X + -1x = 0

Solving
-56 + 2X + -1x = 0

Solving for variable 'X'.

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

Add '56' to each side of the equation.
-56 + 2X + 56 + -1x = 0 + 56

Reorder the terms:
-56 + 56 + 2X + -1x = 0 + 56

Combine like terms: -56 + 56 = 0
0 + 2X + -1x = 0 + 56
2X + -1x = 0 + 56

Combine like terms: 0 + 56 = 56
2X + -1x = 56

Add 'x' to each side of the equation.
2X + -1x + x = 56 + x

Combine like terms: -1x + x = 0
2X + 0 = 56 + x
2X = 56 + x

Divide each side by '2'.
X = 28 + 0.5x

Simplifying
X = 28 + 0.5x

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