4a^2+14=-15a

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Solution for 4a^2+14=-15a equation:


Simplifying
4a2 + 14 = -15a

Reorder the terms:
14 + 4a2 = -15a

Solving
14 + 4a2 = -15a

Solving for variable 'a'.

Reorder the terms:
14 + 15a + 4a2 = -15a + 15a

Combine like terms: -15a + 15a = 0
14 + 15a + 4a2 = 0

Factor a trinomial.
(2 + a)(7 + 4a) = 0

Subproblem 1

Set the factor '(2 + a)' equal to zero and attempt to solve: Simplifying 2 + a = 0 Solving 2 + a = 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 + a = 0 + -2 Combine like terms: 2 + -2 = 0 0 + a = 0 + -2 a = 0 + -2 Combine like terms: 0 + -2 = -2 a = -2 Simplifying a = -2

Subproblem 2

Set the factor '(7 + 4a)' equal to zero and attempt to solve: Simplifying 7 + 4a = 0 Solving 7 + 4a = 0 Move all terms containing a to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + 4a = 0 + -7 Combine like terms: 7 + -7 = 0 0 + 4a = 0 + -7 4a = 0 + -7 Combine like terms: 0 + -7 = -7 4a = -7 Divide each side by '4'. a = -1.75 Simplifying a = -1.75

Solution

a = {-2, -1.75}

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