a^2+15a+53=-3

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Solution for a^2+15a+53=-3 equation:


Simplifying
a2 + 15a + 53 = -3

Reorder the terms:
53 + 15a + a2 = -3

Solving
53 + 15a + a2 = -3

Solving for variable 'a'.

Reorder the terms:
53 + 3 + 15a + a2 = -3 + 3

Combine like terms: 53 + 3 = 56
56 + 15a + a2 = -3 + 3

Combine like terms: -3 + 3 = 0
56 + 15a + a2 = 0

Factor a trinomial.
(8 + a)(7 + a) = 0

Subproblem 1

Set the factor '(8 + a)' equal to zero and attempt to solve: Simplifying 8 + a = 0 Solving 8 + a = 0 Move all terms containing a to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + a = 0 + -8 Combine like terms: 8 + -8 = 0 0 + a = 0 + -8 a = 0 + -8 Combine like terms: 0 + -8 = -8 a = -8 Simplifying a = -8

Subproblem 2

Set the factor '(7 + a)' equal to zero and attempt to solve: Simplifying 7 + a = 0 Solving 7 + a = 0 Move all terms containing a to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + a = 0 + -7 Combine like terms: 7 + -7 = 0 0 + a = 0 + -7 a = 0 + -7 Combine like terms: 0 + -7 = -7 a = -7 Simplifying a = -7

Solution

a = {-8, -7}

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