2x^2=15x-25

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Solution for 2x^2=15x-25 equation:


Simplifying
2x2 = 15x + -25

Reorder the terms:
2x2 = -25 + 15x

Solving
2x2 = -25 + 15x

Solving for variable 'x'.

Reorder the terms:
25 + -15x + 2x2 = -25 + 15x + 25 + -15x

Reorder the terms:
25 + -15x + 2x2 = -25 + 25 + 15x + -15x

Combine like terms: -25 + 25 = 0
25 + -15x + 2x2 = 0 + 15x + -15x
25 + -15x + 2x2 = 15x + -15x

Combine like terms: 15x + -15x = 0
25 + -15x + 2x2 = 0

Factor a trinomial.
(5 + -2x)(5 + -1x) = 0

Subproblem 1

Set the factor '(5 + -2x)' equal to zero and attempt to solve: Simplifying 5 + -2x = 0 Solving 5 + -2x = 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 + -2x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -2x = 0 + -5 -2x = 0 + -5 Combine like terms: 0 + -5 = -5 -2x = -5 Divide each side by '-2'. x = 2.5 Simplifying x = 2.5

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 = {2.5, 5}

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