x^2-9x-62=8

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Solution for x^2-9x-62=8 equation:


Simplifying
x2 + -9x + -62 = 8

Reorder the terms:
-62 + -9x + x2 = 8

Solving
-62 + -9x + x2 = 8

Solving for variable 'x'.

Reorder the terms:
-62 + -8 + -9x + x2 = 8 + -8

Combine like terms: -62 + -8 = -70
-70 + -9x + x2 = 8 + -8

Combine like terms: 8 + -8 = 0
-70 + -9x + x2 = 0

Factor a trinomial.
(-5 + -1x)(14 + -1x) = 0

Subproblem 1

Set the factor '(-5 + -1x)' equal to zero and attempt to solve: Simplifying -5 + -1x = 0 Solving -5 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + -1x = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -1x = 0 + 5 -1x = 0 + 5 Combine like terms: 0 + 5 = 5 -1x = 5 Divide each side by '-1'. x = -5 Simplifying x = -5

Subproblem 2

Set the factor '(14 + -1x)' equal to zero and attempt to solve: Simplifying 14 + -1x = 0 Solving 14 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-14' to each side of the equation. 14 + -14 + -1x = 0 + -14 Combine like terms: 14 + -14 = 0 0 + -1x = 0 + -14 -1x = 0 + -14 Combine like terms: 0 + -14 = -14 -1x = -14 Divide each side by '-1'. x = 14 Simplifying x = 14

Solution

x = {-5, 14}

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