(a-3)(a-8)=

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Solution for (a-3)(a-8)= equation:


Simplifying
(a + -3)(a + -8) = 0

Reorder the terms:
(-3 + a)(a + -8) = 0

Reorder the terms:
(-3 + a)(-8 + a) = 0

Multiply (-3 + a) * (-8 + a)
(-3(-8 + a) + a(-8 + a)) = 0
((-8 * -3 + a * -3) + a(-8 + a)) = 0
((24 + -3a) + a(-8 + a)) = 0
(24 + -3a + (-8 * a + a * a)) = 0
(24 + -3a + (-8a + a2)) = 0

Combine like terms: -3a + -8a = -11a
(24 + -11a + a2) = 0

Solving
24 + -11a + a2 = 0

Solving for variable 'a'.

Factor a trinomial.
(3 + -1a)(8 + -1a) = 0

Subproblem 1

Set the factor '(3 + -1a)' equal to zero and attempt to solve: Simplifying 3 + -1a = 0 Solving 3 + -1a = 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 + -1a = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1a = 0 + -3 -1a = 0 + -3 Combine like terms: 0 + -3 = -3 -1a = -3 Divide each side by '-1'. a = 3 Simplifying a = 3

Subproblem 2

Set the factor '(8 + -1a)' equal to zero and attempt to solve: Simplifying 8 + -1a = 0 Solving 8 + -1a = 0 Move all terms containing a to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -1a = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -1a = 0 + -8 -1a = 0 + -8 Combine like terms: 0 + -8 = -8 -1a = -8 Divide each side by '-1'. a = 8 Simplifying a = 8

Solution

a = {3, 8}

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