X*2-9x=-20

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Solution for X*2-9x=-20 equation:


Simplifying
X * 2 + -9x = -20

Reorder the terms for easier multiplication:
2X + -9x = -20

Solving
2X + -9x = -20

Solving for variable 'X'.

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

Add '9x' to each side of the equation.
2X + -9x + 9x = -20 + 9x

Combine like terms: -9x + 9x = 0
2X + 0 = -20 + 9x
2X = -20 + 9x

Divide each side by '2'.
X = -10 + 4.5x

Simplifying
X = -10 + 4.5x

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