X*2+x-1=0

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Solution for X*2+x-1=0 equation:


Simplifying
X * 2 + x + -1 = 0

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

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

Solving
-1 + 2X + x = 0

Solving for variable 'X'.

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

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

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

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

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

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

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

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

Simplifying
X = 0.5 + -0.5x

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