8a^2+14ab-15b^2=

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Solution for 8a^2+14ab-15b^2= equation:


Simplifying
8a2 + 14ab + -15b2 = 0

Reorder the terms:
14ab + 8a2 + -15b2 = 0

Solving
14ab + 8a2 + -15b2 = 0

Solving for variable 'a'.

Factor a trinomial.
(4a + -3b)(2a + 5b) = 0

Subproblem 1

Set the factor '(4a + -3b)' equal to zero and attempt to solve: Simplifying 4a + -3b = 0 Solving 4a + -3b = 0 Move all terms containing a to the left, all other terms to the right. Add '3b' to each side of the equation. 4a + -3b + 3b = 0 + 3b Combine like terms: -3b + 3b = 0 4a + 0 = 0 + 3b 4a = 0 + 3b Remove the zero: 4a = 3b Divide each side by '4'. a = 0.75b Simplifying a = 0.75b

Subproblem 2

Set the factor '(2a + 5b)' equal to zero and attempt to solve: Simplifying 2a + 5b = 0 Solving 2a + 5b = 0 Move all terms containing a to the left, all other terms to the right. Add '-5b' to each side of the equation. 2a + 5b + -5b = 0 + -5b Combine like terms: 5b + -5b = 0 2a + 0 = 0 + -5b 2a = 0 + -5b Remove the zero: 2a = -5b Divide each side by '2'. a = -2.5b Simplifying a = -2.5b

Solution

a = {0.75b, -2.5b}

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