X*2+x-9=0

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Solution for X*2+x-9=0 equation:


Simplifying
X * 2 + x + -9 = 0

Reorder the terms for easier multiplication:
2X + x + -9 = 0

Reorder the terms:
-9 + 2X + x = 0

Solving
-9 + 2X + x = 0

Solving for variable 'X'.

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

Add '9' to each side of the equation.
-9 + 2X + 9 + x = 0 + 9

Reorder the terms:
-9 + 9 + 2X + x = 0 + 9

Combine like terms: -9 + 9 = 0
0 + 2X + x = 0 + 9
2X + x = 0 + 9

Combine like terms: 0 + 9 = 9
2X + x = 9

Add '-1x' to each side of the equation.
2X + x + -1x = 9 + -1x

Combine like terms: x + -1x = 0
2X + 0 = 9 + -1x
2X = 9 + -1x

Divide each side by '2'.
X = 4.5 + -0.5x

Simplifying
X = 4.5 + -0.5x

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