9x(x-7)=6x^2-64x

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Solution for 9x(x-7)=6x^2-64x equation:


Simplifying
9x(x + -7) = 6x2 + -64x

Reorder the terms:
9x(-7 + x) = 6x2 + -64x
(-7 * 9x + x * 9x) = 6x2 + -64x
(-63x + 9x2) = 6x2 + -64x

Reorder the terms:
-63x + 9x2 = -64x + 6x2

Solving
-63x + 9x2 = -64x + 6x2

Solving for variable 'x'.

Reorder the terms:
-63x + 64x + 9x2 + -6x2 = -64x + 6x2 + 64x + -6x2

Combine like terms: -63x + 64x = 1x
1x + 9x2 + -6x2 = -64x + 6x2 + 64x + -6x2

Combine like terms: 9x2 + -6x2 = 3x2
1x + 3x2 = -64x + 6x2 + 64x + -6x2

Reorder the terms:
1x + 3x2 = -64x + 64x + 6x2 + -6x2

Combine like terms: -64x + 64x = 0
1x + 3x2 = 0 + 6x2 + -6x2
1x + 3x2 = 6x2 + -6x2

Combine like terms: 6x2 + -6x2 = 0
1x + 3x2 = 0

Factor out the Greatest Common Factor (GCF), 'x'.
x(1 + 3x) = 0

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 + 3x)' equal to zero and attempt to solve: Simplifying 1 + 3x = 0 Solving 1 + 3x = 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 + 3x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + 3x = 0 + -1 3x = 0 + -1 Combine like terms: 0 + -1 = -1 3x = -1 Divide each side by '3'. x = -0.3333333333 Simplifying x = -0.3333333333

Solution

x = {0, -0.3333333333}

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