x^2-15x=1000

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Solution for x^2-15x=1000 equation:


Simplifying
x2 + -15x = 1000

Reorder the terms:
-15x + x2 = 1000

Solving
-15x + x2 = 1000

Solving for variable 'x'.

Reorder the terms:
-1000 + -15x + x2 = 1000 + -1000

Combine like terms: 1000 + -1000 = 0
-1000 + -15x + x2 = 0

Factor a trinomial.
(-25 + -1x)(40 + -1x) = 0

Subproblem 1

Set the factor '(-25 + -1x)' equal to zero and attempt to solve: Simplifying -25 + -1x = 0 Solving -25 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '25' to each side of the equation. -25 + 25 + -1x = 0 + 25 Combine like terms: -25 + 25 = 0 0 + -1x = 0 + 25 -1x = 0 + 25 Combine like terms: 0 + 25 = 25 -1x = 25 Divide each side by '-1'. x = -25 Simplifying x = -25

Subproblem 2

Set the factor '(40 + -1x)' equal to zero and attempt to solve: Simplifying 40 + -1x = 0 Solving 40 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-40' to each side of the equation. 40 + -40 + -1x = 0 + -40 Combine like terms: 40 + -40 = 0 0 + -1x = 0 + -40 -1x = 0 + -40 Combine like terms: 0 + -40 = -40 -1x = -40 Divide each side by '-1'. x = 40 Simplifying x = 40

Solution

x = {-25, 40}

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