(5a+10)a=-5

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Solution for (5a+10)a=-5 equation:


Simplifying
(5a + 10) * a = -5

Reorder the terms:
(10 + 5a) * a = -5

Reorder the terms for easier multiplication:
a(10 + 5a) = -5
(10 * a + 5a * a) = -5
(10a + 5a2) = -5

Solving
10a + 5a2 = -5

Solving for variable 'a'.

Reorder the terms:
5 + 10a + 5a2 = -5 + 5

Combine like terms: -5 + 5 = 0
5 + 10a + 5a2 = 0

Factor out the Greatest Common Factor (GCF), '5'.
5(1 + 2a + a2) = 0

Factor a trinomial.
5((1 + a)(1 + a)) = 0

Ignore the factor 5.

Subproblem 1

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

Subproblem 2

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

Solution

a = {-1, -1}

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