x(69-7x)=2x(3)

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Solution for x(69-7x)=2x(3) equation:


Simplifying
x(69 + -7x) = 2x(3)
(69 * x + -7x * x) = 2x(3)
(69x + -7x2) = 2x(3)

Reorder the terms for easier multiplication:
69x + -7x2 = 2 * 3x

Multiply 2 * 3
69x + -7x2 = 6x

Solving
69x + -7x2 = 6x

Solving for variable 'x'.

Reorder the terms:
69x + -6x + -7x2 = 6x + -6x

Combine like terms: 69x + -6x = 63x
63x + -7x2 = 6x + -6x

Combine like terms: 6x + -6x = 0
63x + -7x2 = 0

Factor out the Greatest Common Factor (GCF), '7x'.
7x(9 + -1x) = 0

Ignore the factor 7.

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 '(9 + -1x)' equal to zero and attempt to solve: Simplifying 9 + -1x = 0 Solving 9 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -1x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -1x = 0 + -9 -1x = 0 + -9 Combine like terms: 0 + -9 = -9 -1x = -9 Divide each side by '-1'. x = 9 Simplifying x = 9

Solution

x = {0, 9}

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