5x^2+26x-16=8

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Solution for 5x^2+26x-16=8 equation:


Simplifying
5x2 + 26x + -16 = 8

Reorder the terms:
-16 + 26x + 5x2 = 8

Solving
-16 + 26x + 5x2 = 8

Solving for variable 'x'.

Reorder the terms:
-16 + -8 + 26x + 5x2 = 8 + -8

Combine like terms: -16 + -8 = -24
-24 + 26x + 5x2 = 8 + -8

Combine like terms: 8 + -8 = 0
-24 + 26x + 5x2 = 0

Factor a trinomial.
(-6 + -1x)(4 + -5x) = 0

Subproblem 1

Set the factor '(-6 + -1x)' equal to zero and attempt to solve: Simplifying -6 + -1x = 0 Solving -6 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '6' to each side of the equation. -6 + 6 + -1x = 0 + 6 Combine like terms: -6 + 6 = 0 0 + -1x = 0 + 6 -1x = 0 + 6 Combine like terms: 0 + 6 = 6 -1x = 6 Divide each side by '-1'. x = -6 Simplifying x = -6

Subproblem 2

Set the factor '(4 + -5x)' equal to zero and attempt to solve: Simplifying 4 + -5x = 0 Solving 4 + -5x = 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 + -5x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -5x = 0 + -4 -5x = 0 + -4 Combine like terms: 0 + -4 = -4 -5x = -4 Divide each side by '-5'. x = 0.8 Simplifying x = 0.8

Solution

x = {-6, 0.8}

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