x(9x-5)=(9x+6)(x-1)

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Solution for x(9x-5)=(9x+6)(x-1) equation:


Simplifying
x(9x + -5) = (9x + 6)(x + -1)

Reorder the terms:
x(-5 + 9x) = (9x + 6)(x + -1)
(-5 * x + 9x * x) = (9x + 6)(x + -1)
(-5x + 9x2) = (9x + 6)(x + -1)

Reorder the terms:
-5x + 9x2 = (6 + 9x)(x + -1)

Reorder the terms:
-5x + 9x2 = (6 + 9x)(-1 + x)

Multiply (6 + 9x) * (-1 + x)
-5x + 9x2 = (6(-1 + x) + 9x * (-1 + x))
-5x + 9x2 = ((-1 * 6 + x * 6) + 9x * (-1 + x))
-5x + 9x2 = ((-6 + 6x) + 9x * (-1 + x))
-5x + 9x2 = (-6 + 6x + (-1 * 9x + x * 9x))
-5x + 9x2 = (-6 + 6x + (-9x + 9x2))

Combine like terms: 6x + -9x = -3x
-5x + 9x2 = (-6 + -3x + 9x2)

Add '-9x2' to each side of the equation.
-5x + 9x2 + -9x2 = -6 + -3x + 9x2 + -9x2

Combine like terms: 9x2 + -9x2 = 0
-5x + 0 = -6 + -3x + 9x2 + -9x2
-5x = -6 + -3x + 9x2 + -9x2

Combine like terms: 9x2 + -9x2 = 0
-5x = -6 + -3x + 0
-5x = -6 + -3x

Solving
-5x = -6 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
-5x + 3x = -6 + -3x + 3x

Combine like terms: -5x + 3x = -2x
-2x = -6 + -3x + 3x

Combine like terms: -3x + 3x = 0
-2x = -6 + 0
-2x = -6

Divide each side by '-2'.
x = 3

Simplifying
x = 3

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