-7x^2-3x+72=0

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Solution for -7x^2-3x+72=0 equation:


Simplifying
-7x2 + -3x + 72 = 0

Reorder the terms:
72 + -3x + -7x2 = 0

Solving
72 + -3x + -7x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(3 + -1x)(24 + 7x) = 0

Subproblem 1

Set the factor '(3 + -1x)' equal to zero and attempt to solve: Simplifying 3 + -1x = 0 Solving 3 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -1x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1x = 0 + -3 -1x = 0 + -3 Combine like terms: 0 + -3 = -3 -1x = -3 Divide each side by '-1'. x = 3 Simplifying x = 3

Subproblem 2

Set the factor '(24 + 7x)' equal to zero and attempt to solve: Simplifying 24 + 7x = 0 Solving 24 + 7x = 0 Move all terms containing x to the left, all other terms to the right. Add '-24' to each side of the equation. 24 + -24 + 7x = 0 + -24 Combine like terms: 24 + -24 = 0 0 + 7x = 0 + -24 7x = 0 + -24 Combine like terms: 0 + -24 = -24 7x = -24 Divide each side by '7'. x = -3.428571429 Simplifying x = -3.428571429

Solution

x = {3, -3.428571429}

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