3x^2+6x=5x^2-8x

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Solution for 3x^2+6x=5x^2-8x equation:


Simplifying
3x2 + 6x = 5x2 + -8x

Reorder the terms:
6x + 3x2 = 5x2 + -8x

Reorder the terms:
6x + 3x2 = -8x + 5x2

Solving
6x + 3x2 = -8x + 5x2

Solving for variable 'x'.

Reorder the terms:
6x + 8x + 3x2 + -5x2 = -8x + 5x2 + 8x + -5x2

Combine like terms: 6x + 8x = 14x
14x + 3x2 + -5x2 = -8x + 5x2 + 8x + -5x2

Combine like terms: 3x2 + -5x2 = -2x2
14x + -2x2 = -8x + 5x2 + 8x + -5x2

Reorder the terms:
14x + -2x2 = -8x + 8x + 5x2 + -5x2

Combine like terms: -8x + 8x = 0
14x + -2x2 = 0 + 5x2 + -5x2
14x + -2x2 = 5x2 + -5x2

Combine like terms: 5x2 + -5x2 = 0
14x + -2x2 = 0

Factor out the Greatest Common Factor (GCF), '2x'.
2x(7 + -1x) = 0

Ignore the factor 2.

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 '(7 + -1x)' equal to zero and attempt to solve: Simplifying 7 + -1x = 0 Solving 7 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -1x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -1x = 0 + -7 -1x = 0 + -7 Combine like terms: 0 + -7 = -7 -1x = -7 Divide each side by '-1'. x = 7 Simplifying x = 7

Solution

x = {0, 7}

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