72x^2+7x-240=0

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Solution for 72x^2+7x-240=0 equation:


Simplifying
72x2 + 7x + -240 = 0

Reorder the terms:
-240 + 7x + 72x2 = 0

Solving
-240 + 7x + 72x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-15 + -8x)(16 + -9x) = 0

Subproblem 1

Set the factor '(-15 + -8x)' equal to zero and attempt to solve: Simplifying -15 + -8x = 0 Solving -15 + -8x = 0 Move all terms containing x to the left, all other terms to the right. Add '15' to each side of the equation. -15 + 15 + -8x = 0 + 15 Combine like terms: -15 + 15 = 0 0 + -8x = 0 + 15 -8x = 0 + 15 Combine like terms: 0 + 15 = 15 -8x = 15 Divide each side by '-8'. x = -1.875 Simplifying x = -1.875

Subproblem 2

Set the factor '(16 + -9x)' equal to zero and attempt to solve: Simplifying 16 + -9x = 0 Solving 16 + -9x = 0 Move all terms containing x to the left, all other terms to the right. Add '-16' to each side of the equation. 16 + -16 + -9x = 0 + -16 Combine like terms: 16 + -16 = 0 0 + -9x = 0 + -16 -9x = 0 + -16 Combine like terms: 0 + -16 = -16 -9x = -16 Divide each side by '-9'. x = 1.777777778 Simplifying x = 1.777777778

Solution

x = {-1.875, 1.777777778}

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