9x^2+5(9x^2-x)-4x=

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Solution for 9x^2+5(9x^2-x)-4x= equation:


Simplifying
9x2 + 5(9x2 + -1x) + -4x = 0

Reorder the terms:
9x2 + 5(-1x + 9x2) + -4x = 0
9x2 + (-1x * 5 + 9x2 * 5) + -4x = 0
9x2 + (-5x + 45x2) + -4x = 0

Reorder the terms:
-5x + -4x + 9x2 + 45x2 = 0

Combine like terms: -5x + -4x = -9x
-9x + 9x2 + 45x2 = 0

Combine like terms: 9x2 + 45x2 = 54x2
-9x + 54x2 = 0

Solving
-9x + 54x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '9x'.
9x(-1 + 6x) = 0

Ignore the factor 9.

Subproblem 1

Set the factor 'x' equal to zero and attempt to solve: Simplifying x = 0 Solving x = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x = 0

Subproblem 2

Set the factor '(-1 + 6x)' equal to zero and attempt to solve: Simplifying -1 + 6x = 0 Solving -1 + 6x = 0 Move all terms containing x to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + 6x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + 6x = 0 + 1 6x = 0 + 1 Combine like terms: 0 + 1 = 1 6x = 1 Divide each side by '6'. x = 0.1666666667 Simplifying x = 0.1666666667

Solution

x = {0, 0.1666666667}

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