15a^2+4a=3

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Solution for 15a^2+4a=3 equation:


Simplifying
15a2 + 4a = 3

Reorder the terms:
4a + 15a2 = 3

Solving
4a + 15a2 = 3

Solving for variable 'a'.

Reorder the terms:
-3 + 4a + 15a2 = 3 + -3

Combine like terms: 3 + -3 = 0
-3 + 4a + 15a2 = 0

Factor a trinomial.
(-3 + -5a)(1 + -3a) = 0

Subproblem 1

Set the factor '(-3 + -5a)' equal to zero and attempt to solve: Simplifying -3 + -5a = 0 Solving -3 + -5a = 0 Move all terms containing a to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + -5a = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -5a = 0 + 3 -5a = 0 + 3 Combine like terms: 0 + 3 = 3 -5a = 3 Divide each side by '-5'. a = -0.6 Simplifying a = -0.6

Subproblem 2

Set the factor '(1 + -3a)' equal to zero and attempt to solve: Simplifying 1 + -3a = 0 Solving 1 + -3a = 0 Move all terms containing a to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -3a = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -3a = 0 + -1 -3a = 0 + -1 Combine like terms: 0 + -1 = -1 -3a = -1 Divide each side by '-3'. a = 0.3333333333 Simplifying a = 0.3333333333

Solution

a = {-0.6, 0.3333333333}

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