a^2+10a=2a-16

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Solution for a^2+10a=2a-16 equation:


Simplifying
a2 + 10a = 2a + -16

Reorder the terms:
10a + a2 = 2a + -16

Reorder the terms:
10a + a2 = -16 + 2a

Solving
10a + a2 = -16 + 2a

Solving for variable 'a'.

Reorder the terms:
16 + 10a + -2a + a2 = -16 + 2a + 16 + -2a

Combine like terms: 10a + -2a = 8a
16 + 8a + a2 = -16 + 2a + 16 + -2a

Reorder the terms:
16 + 8a + a2 = -16 + 16 + 2a + -2a

Combine like terms: -16 + 16 = 0
16 + 8a + a2 = 0 + 2a + -2a
16 + 8a + a2 = 2a + -2a

Combine like terms: 2a + -2a = 0
16 + 8a + a2 = 0

Factor a trinomial.
(4 + a)(4 + a) = 0

Subproblem 1

Set the factor '(4 + a)' equal to zero and attempt to solve: Simplifying 4 + a = 0 Solving 4 + a = 0 Move all terms containing a to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + a = 0 + -4 Combine like terms: 4 + -4 = 0 0 + a = 0 + -4 a = 0 + -4 Combine like terms: 0 + -4 = -4 a = -4 Simplifying a = -4

Subproblem 2

Set the factor '(4 + a)' equal to zero and attempt to solve: Simplifying 4 + a = 0 Solving 4 + a = 0 Move all terms containing a to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + a = 0 + -4 Combine like terms: 4 + -4 = 0 0 + a = 0 + -4 a = 0 + -4 Combine like terms: 0 + -4 = -4 a = -4 Simplifying a = -4

Solution

a = {-4, -4}

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