7x^2+36x-91=0

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Solution for 7x^2+36x-91=0 equation:


Simplifying
7x2 + 36x + -91 = 0

Reorder the terms:
-91 + 36x + 7x2 = 0

Solving
-91 + 36x + 7x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-7 + -1x)(13 + -7x) = 0

Subproblem 1

Set the factor '(-7 + -1x)' equal to zero and attempt to solve: Simplifying -7 + -1x = 0 Solving -7 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + -1x = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -1x = 0 + 7 -1x = 0 + 7 Combine like terms: 0 + 7 = 7 -1x = 7 Divide each side by '-1'. x = -7 Simplifying x = -7

Subproblem 2

Set the factor '(13 + -7x)' equal to zero and attempt to solve: Simplifying 13 + -7x = 0 Solving 13 + -7x = 0 Move all terms containing x to the left, all other terms to the right. Add '-13' to each side of the equation. 13 + -13 + -7x = 0 + -13 Combine like terms: 13 + -13 = 0 0 + -7x = 0 + -13 -7x = 0 + -13 Combine like terms: 0 + -13 = -13 -7x = -13 Divide each side by '-7'. x = 1.857142857 Simplifying x = 1.857142857

Solution

x = {-7, 1.857142857}

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