3x^2+8x-315=0

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Solution for 3x^2+8x-315=0 equation:


Simplifying
3x2 + 8x + -315 = 0

Reorder the terms:
-315 + 8x + 3x2 = 0

Solving
-315 + 8x + 3x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-35 + -3x)(9 + -1x) = 0

Subproblem 1

Set the factor '(-35 + -3x)' equal to zero and attempt to solve: Simplifying -35 + -3x = 0 Solving -35 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '35' to each side of the equation. -35 + 35 + -3x = 0 + 35 Combine like terms: -35 + 35 = 0 0 + -3x = 0 + 35 -3x = 0 + 35 Combine like terms: 0 + 35 = 35 -3x = 35 Divide each side by '-3'. x = -11.66666667 Simplifying x = -11.66666667

Subproblem 2

Set the factor '(9 + -1x)' equal to zero and attempt to solve: Simplifying 9 + -1x = 0 Solving 9 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -1x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -1x = 0 + -9 -1x = 0 + -9 Combine like terms: 0 + -9 = -9 -1x = -9 Divide each side by '-1'. x = 9 Simplifying x = 9

Solution

x = {-11.66666667, 9}

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