3x^2=-10x-8

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Solution for 3x^2=-10x-8 equation:


Simplifying
3x2 = -10x + -8

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

Solving
3x2 = -8 + -10x

Solving for variable 'x'.

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

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

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

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

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

Subproblem 1

Set the factor '(2 + x)' equal to zero and attempt to solve: Simplifying 2 + x = 0 Solving 2 + x = 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 + x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + x = 0 + -2 x = 0 + -2 Combine like terms: 0 + -2 = -2 x = -2 Simplifying x = -2

Subproblem 2

Set the factor '(4 + 3x)' equal to zero and attempt to solve: Simplifying 4 + 3x = 0 Solving 4 + 3x = 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 + 3x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + 3x = 0 + -4 3x = 0 + -4 Combine like terms: 0 + -4 = -4 3x = -4 Divide each side by '3'. x = -1.333333333 Simplifying x = -1.333333333

Solution

x = {-2, -1.333333333}

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