-3(2x^2+5x-25)=0

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Solution for -3(2x^2+5x-25)=0 equation:


Simplifying
-3(2x2 + 5x + -25) = 0

Reorder the terms:
-3(-25 + 5x + 2x2) = 0
(-25 * -3 + 5x * -3 + 2x2 * -3) = 0
(75 + -15x + -6x2) = 0

Solving
75 + -15x + -6x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3'.
3(25 + -5x + -2x2) = 0

Factor a trinomial.
3((5 + -2x)(5 + x)) = 0

Ignore the factor 3.

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 + x)' equal to zero and attempt to solve: Simplifying 5 + x = 0 Solving 5 + x = 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 + x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + x = 0 + -5 x = 0 + -5 Combine like terms: 0 + -5 = -5 x = -5 Simplifying x = -5

Solution

x = {2.5, -5}

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