x^2-5x=6800

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Solution for x^2-5x=6800 equation:


Simplifying
x2 + -5x = 6800

Reorder the terms:
-5x + x2 = 6800

Solving
-5x + x2 = 6800

Solving for variable 'x'.

Reorder the terms:
-6800 + -5x + x2 = 6800 + -6800

Combine like terms: 6800 + -6800 = 0
-6800 + -5x + x2 = 0

Factor a trinomial.
(-80 + -1x)(85 + -1x) = 0

Subproblem 1

Set the factor '(-80 + -1x)' equal to zero and attempt to solve: Simplifying -80 + -1x = 0 Solving -80 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '80' to each side of the equation. -80 + 80 + -1x = 0 + 80 Combine like terms: -80 + 80 = 0 0 + -1x = 0 + 80 -1x = 0 + 80 Combine like terms: 0 + 80 = 80 -1x = 80 Divide each side by '-1'. x = -80 Simplifying x = -80

Subproblem 2

Set the factor '(85 + -1x)' equal to zero and attempt to solve: Simplifying 85 + -1x = 0 Solving 85 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-85' to each side of the equation. 85 + -85 + -1x = 0 + -85 Combine like terms: 85 + -85 = 0 0 + -1x = 0 + -85 -1x = 0 + -85 Combine like terms: 0 + -85 = -85 -1x = -85 Divide each side by '-1'. x = 85 Simplifying x = 85

Solution

x = {-80, 85}

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