(a+6)(a+4)=3

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Solution for (a+6)(a+4)=3 equation:


Simplifying
(a + 6)(a + 4) = 3

Reorder the terms:
(6 + a)(a + 4) = 3

Reorder the terms:
(6 + a)(4 + a) = 3

Multiply (6 + a) * (4 + a)
(6(4 + a) + a(4 + a)) = 3
((4 * 6 + a * 6) + a(4 + a)) = 3
((24 + 6a) + a(4 + a)) = 3
(24 + 6a + (4 * a + a * a)) = 3
(24 + 6a + (4a + a2)) = 3

Combine like terms: 6a + 4a = 10a
(24 + 10a + a2) = 3

Solving
24 + 10a + a2 = 3

Solving for variable 'a'.

Reorder the terms:
24 + -3 + 10a + a2 = 3 + -3

Combine like terms: 24 + -3 = 21
21 + 10a + a2 = 3 + -3

Combine like terms: 3 + -3 = 0
21 + 10a + a2 = 0

Factor a trinomial.
(7 + a)(3 + a) = 0

Subproblem 1

Set the factor '(7 + a)' equal to zero and attempt to solve: Simplifying 7 + a = 0 Solving 7 + a = 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 + a = 0 + -7 Combine like terms: 7 + -7 = 0 0 + a = 0 + -7 a = 0 + -7 Combine like terms: 0 + -7 = -7 a = -7 Simplifying a = -7

Subproblem 2

Set the factor '(3 + a)' equal to zero and attempt to solve: Simplifying 3 + a = 0 Solving 3 + a = 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 + a = 0 + -3 Combine like terms: 3 + -3 = 0 0 + a = 0 + -3 a = 0 + -3 Combine like terms: 0 + -3 = -3 a = -3 Simplifying a = -3

Solution

a = {-7, -3}

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