9300=x^2-19x+78

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Solution for 9300=x^2-19x+78 equation:


Simplifying
9300 = x2 + -19x + 78

Reorder the terms:
9300 = 78 + -19x + x2

Solving
9300 = 78 + -19x + x2

Solving for variable 'x'.

Combine like terms: 9300 + -78 = 9222
9222 + 19x + -1x2 = 78 + -19x + x2 + -78 + 19x + -1x2

Reorder the terms:
9222 + 19x + -1x2 = 78 + -78 + -19x + 19x + x2 + -1x2

Combine like terms: 78 + -78 = 0
9222 + 19x + -1x2 = 0 + -19x + 19x + x2 + -1x2
9222 + 19x + -1x2 = -19x + 19x + x2 + -1x2

Combine like terms: -19x + 19x = 0
9222 + 19x + -1x2 = 0 + x2 + -1x2
9222 + 19x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
9222 + 19x + -1x2 = 0

Factor a trinomial.
(106 + -1x)(87 + x) = 0

Subproblem 1

Set the factor '(106 + -1x)' equal to zero and attempt to solve: Simplifying 106 + -1x = 0 Solving 106 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-106' to each side of the equation. 106 + -106 + -1x = 0 + -106 Combine like terms: 106 + -106 = 0 0 + -1x = 0 + -106 -1x = 0 + -106 Combine like terms: 0 + -106 = -106 -1x = -106 Divide each side by '-1'. x = 106 Simplifying x = 106

Subproblem 2

Set the factor '(87 + x)' equal to zero and attempt to solve: Simplifying 87 + x = 0 Solving 87 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-87' to each side of the equation. 87 + -87 + x = 0 + -87 Combine like terms: 87 + -87 = 0 0 + x = 0 + -87 x = 0 + -87 Combine like terms: 0 + -87 = -87 x = -87 Simplifying x = -87

Solution

x = {106, -87}

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