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

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


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

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

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

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

Solving for variable 'x'.

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

Combine like terms: -5x + -5x = -10x
-8 + -10x + 3x2 = 8 + 5x + -8 + -5x

Reorder the terms:
-8 + -10x + 3x2 = 8 + -8 + 5x + -5x

Combine like terms: 8 + -8 = 0
-8 + -10x + 3x2 = 0 + 5x + -5x
-8 + -10x + 3x2 = 5x + -5x

Combine like terms: 5x + -5x = 0
-8 + -10x + 3x2 = 0

Factor a trinomial.
(-2 + -3x)(4 + -1x) = 0

Subproblem 1

Set the factor '(-2 + -3x)' equal to zero and attempt to solve: Simplifying -2 + -3x = 0 Solving -2 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + -3x = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -3x = 0 + 2 -3x = 0 + 2 Combine like terms: 0 + 2 = 2 -3x = 2 Divide each side by '-3'. x = -0.6666666667 Simplifying x = -0.6666666667

Subproblem 2

Set the factor '(4 + -1x)' equal to zero and attempt to solve: Simplifying 4 + -1x = 0 Solving 4 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1x = 0 + -4 -1x = 0 + -4 Combine like terms: 0 + -4 = -4 -1x = -4 Divide each side by '-1'. x = 4 Simplifying x = 4

Solution

x = {-0.6666666667, 4}

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