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

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


Simplifying
5x2 + -8 + 8x + -8x2 + 3 = 0

Reorder the terms:
-8 + 3 + 8x + 5x2 + -8x2 = 0

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

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

Solving
-5 + 8x + -3x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-5 + 3x)(1 + -1x) = 0

Subproblem 1

Set the factor '(-5 + 3x)' equal to zero and attempt to solve: Simplifying -5 + 3x = 0 Solving -5 + 3x = 0 Move all terms containing x to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + 3x = 0 + 5 Combine like terms: -5 + 5 = 0 0 + 3x = 0 + 5 3x = 0 + 5 Combine like terms: 0 + 5 = 5 3x = 5 Divide each side by '3'. x = 1.666666667 Simplifying x = 1.666666667

Subproblem 2

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

Solution

x = {1.666666667, 1}

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