30x-x^2=125

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Solution for 30x-x^2=125 equation:


Simplifying
30x + -1x2 = 125

Solving
30x + -1x2 = 125

Solving for variable 'x'.

Reorder the terms:
-125 + 30x + -1x2 = 125 + -125

Combine like terms: 125 + -125 = 0
-125 + 30x + -1x2 = 0

Factor a trinomial.
(-25 + x)(5 + -1x) = 0

Subproblem 1

Set the factor '(-25 + x)' equal to zero and attempt to solve: Simplifying -25 + x = 0 Solving -25 + x = 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 + x = 0 + 25 Combine like terms: -25 + 25 = 0 0 + x = 0 + 25 x = 0 + 25 Combine like terms: 0 + 25 = 25 x = 25 Simplifying x = 25

Subproblem 2

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

Solution

x = {25, 5}

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