3a^2-10a=8

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Solution for 3a^2-10a=8 equation:


Simplifying
3a2 + -10a = 8

Reorder the terms:
-10a + 3a2 = 8

Solving
-10a + 3a2 = 8

Solving for variable 'a'.

Reorder the terms:
-8 + -10a + 3a2 = 8 + -8

Combine like terms: 8 + -8 = 0
-8 + -10a + 3a2 = 0

Factor a trinomial.
(-2 + -3a)(4 + -1a) = 0

Subproblem 1

Set the factor '(-2 + -3a)' equal to zero and attempt to solve: Simplifying -2 + -3a = 0 Solving -2 + -3a = 0 Move all terms containing a to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + -3a = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -3a = 0 + 2 -3a = 0 + 2 Combine like terms: 0 + 2 = 2 -3a = 2 Divide each side by '-3'. a = -0.6666666667 Simplifying a = -0.6666666667

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 = {-0.6666666667, 4}

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