(4a+7)(4a+7)=0

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Solution for (4a+7)(4a+7)=0 equation:


Simplifying
(4a + 7)(4a + 7) = 0

Reorder the terms:
(7 + 4a)(4a + 7) = 0

Reorder the terms:
(7 + 4a)(7 + 4a) = 0

Multiply (7 + 4a) * (7 + 4a)
(7(7 + 4a) + 4a * (7 + 4a)) = 0
((7 * 7 + 4a * 7) + 4a * (7 + 4a)) = 0
((49 + 28a) + 4a * (7 + 4a)) = 0
(49 + 28a + (7 * 4a + 4a * 4a)) = 0
(49 + 28a + (28a + 16a2)) = 0

Combine like terms: 28a + 28a = 56a
(49 + 56a + 16a2) = 0

Solving
49 + 56a + 16a2 = 0

Solving for variable 'a'.

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

Subproblem 1

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

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 = {-1.75, -1.75}

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