21-24x=x^2-26x-3

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Solution for 21-24x=x^2-26x-3 equation:


Simplifying
21 + -24x = x2 + -26x + -3

Reorder the terms:
21 + -24x = -3 + -26x + x2

Solving
21 + -24x = -3 + -26x + x2

Solving for variable 'x'.

Reorder the terms:
21 + 3 + -24x + 26x + -1x2 = -3 + -26x + x2 + 3 + 26x + -1x2

Combine like terms: 21 + 3 = 24
24 + -24x + 26x + -1x2 = -3 + -26x + x2 + 3 + 26x + -1x2

Combine like terms: -24x + 26x = 2x
24 + 2x + -1x2 = -3 + -26x + x2 + 3 + 26x + -1x2

Reorder the terms:
24 + 2x + -1x2 = -3 + 3 + -26x + 26x + x2 + -1x2

Combine like terms: -3 + 3 = 0
24 + 2x + -1x2 = 0 + -26x + 26x + x2 + -1x2
24 + 2x + -1x2 = -26x + 26x + x2 + -1x2

Combine like terms: -26x + 26x = 0
24 + 2x + -1x2 = 0 + x2 + -1x2
24 + 2x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
24 + 2x + -1x2 = 0

Factor a trinomial.
(6 + -1x)(4 + x) = 0

Subproblem 1

Set the factor '(6 + -1x)' equal to zero and attempt to solve: Simplifying 6 + -1x = 0 Solving 6 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + -1x = 0 + -6 Combine like terms: 6 + -6 = 0 0 + -1x = 0 + -6 -1x = 0 + -6 Combine like terms: 0 + -6 = -6 -1x = -6 Divide each side by '-1'. x = 6 Simplifying x = 6

Subproblem 2

Set the factor '(4 + x)' equal to zero and attempt to solve: Simplifying 4 + x = 0 Solving 4 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + x = 0 + -4 x = 0 + -4 Combine like terms: 0 + -4 = -4 x = -4 Simplifying x = -4

Solution

x = {6, -4}

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