(5c-3)(c+5)=0

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Solution for (5c-3)(c+5)=0 equation:


Simplifying
(5c + -3)(c + 5) = 0

Reorder the terms:
(-3 + 5c)(c + 5) = 0

Reorder the terms:
(-3 + 5c)(5 + c) = 0

Multiply (-3 + 5c) * (5 + c)
(-3(5 + c) + 5c * (5 + c)) = 0
((5 * -3 + c * -3) + 5c * (5 + c)) = 0
((-15 + -3c) + 5c * (5 + c)) = 0
(-15 + -3c + (5 * 5c + c * 5c)) = 0
(-15 + -3c + (25c + 5c2)) = 0

Combine like terms: -3c + 25c = 22c
(-15 + 22c + 5c2) = 0

Solving
-15 + 22c + 5c2 = 0

Solving for variable 'c'.

Factor a trinomial.
(-5 + -1c)(3 + -5c) = 0

Subproblem 1

Set the factor '(-5 + -1c)' equal to zero and attempt to solve: Simplifying -5 + -1c = 0 Solving -5 + -1c = 0 Move all terms containing c to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + -1c = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -1c = 0 + 5 -1c = 0 + 5 Combine like terms: 0 + 5 = 5 -1c = 5 Divide each side by '-1'. c = -5 Simplifying c = -5

Subproblem 2

Set the factor '(3 + -5c)' equal to zero and attempt to solve: Simplifying 3 + -5c = 0 Solving 3 + -5c = 0 Move all terms containing c to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -5c = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -5c = 0 + -3 -5c = 0 + -3 Combine like terms: 0 + -3 = -3 -5c = -3 Divide each side by '-5'. c = 0.6 Simplifying c = 0.6

Solution

c = {-5, 0.6}

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