5a^2=16a+16

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Solution for 5a^2=16a+16 equation:


Simplifying
5a2 = 16a + 16

Reorder the terms:
5a2 = 16 + 16a

Solving
5a2 = 16 + 16a

Solving for variable 'a'.

Reorder the terms:
-16 + -16a + 5a2 = 16 + 16a + -16 + -16a

Reorder the terms:
-16 + -16a + 5a2 = 16 + -16 + 16a + -16a

Combine like terms: 16 + -16 = 0
-16 + -16a + 5a2 = 0 + 16a + -16a
-16 + -16a + 5a2 = 16a + -16a

Combine like terms: 16a + -16a = 0
-16 + -16a + 5a2 = 0

Factor a trinomial.
(-4 + -5a)(4 + -1a) = 0

Subproblem 1

Set the factor '(-4 + -5a)' equal to zero and attempt to solve: Simplifying -4 + -5a = 0 Solving -4 + -5a = 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 + -5a = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -5a = 0 + 4 -5a = 0 + 4 Combine like terms: 0 + 4 = 4 -5a = 4 Divide each side by '-5'. a = -0.8 Simplifying a = -0.8

Subproblem 2

Set the factor '(4 + -1a)' equal to zero and attempt to solve: Simplifying 4 + -1a = 0 Solving 4 + -1a = 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 + -1a = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1a = 0 + -4 -1a = 0 + -4 Combine like terms: 0 + -4 = -4 -1a = -4 Divide each side by '-1'. a = 4 Simplifying a = 4

Solution

a = {-0.8, 4}

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