5a^2-33a=-40

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Solution for 5a^2-33a=-40 equation:


Simplifying
5a2 + -33a = -40

Reorder the terms:
-33a + 5a2 = -40

Solving
-33a + 5a2 = -40

Solving for variable 'a'.

Reorder the terms:
40 + -33a + 5a2 = -40 + 40

Combine like terms: -40 + 40 = 0
40 + -33a + 5a2 = 0

Factor a trinomial.
(8 + -5a)(5 + -1a) = 0

Subproblem 1

Set the factor '(8 + -5a)' equal to zero and attempt to solve: Simplifying 8 + -5a = 0 Solving 8 + -5a = 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 + -5a = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -5a = 0 + -8 -5a = 0 + -8 Combine like terms: 0 + -8 = -8 -5a = -8 Divide each side by '-5'. a = 1.6 Simplifying a = 1.6

Subproblem 2

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

Solution

a = {1.6, 5}

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