x^2+6x-60=75

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Solution for x^2+6x-60=75 equation:


Simplifying
x2 + 6x + -60 = 75

Reorder the terms:
-60 + 6x + x2 = 75

Solving
-60 + 6x + x2 = 75

Solving for variable 'x'.

Reorder the terms:
-60 + -75 + 6x + x2 = 75 + -75

Combine like terms: -60 + -75 = -135
-135 + 6x + x2 = 75 + -75

Combine like terms: 75 + -75 = 0
-135 + 6x + x2 = 0

Factor a trinomial.
(-15 + -1x)(9 + -1x) = 0

Subproblem 1

Set the factor '(-15 + -1x)' equal to zero and attempt to solve: Simplifying -15 + -1x = 0 Solving -15 + -1x = 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 + -1x = 0 + 15 Combine like terms: -15 + 15 = 0 0 + -1x = 0 + 15 -1x = 0 + 15 Combine like terms: 0 + 15 = 15 -1x = 15 Divide each side by '-1'. x = -15 Simplifying x = -15

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 = {-15, 9}

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