30a^2-5ab-10b^2=

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Solution for 30a^2-5ab-10b^2= equation:


Simplifying
30a2 + -5ab + -10b2 = 0

Reorder the terms:
-5ab + 30a2 + -10b2 = 0

Solving
-5ab + 30a2 + -10b2 = 0

Solving for variable 'a'.

Factor out the Greatest Common Factor (GCF), '5'.
5(-1ab + 6a2 + -2b2) = 0

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

Ignore the factor 5.

Subproblem 1

Set the factor '(3a + -2b)' equal to zero and attempt to solve: Simplifying 3a + -2b = 0 Solving 3a + -2b = 0 Move all terms containing a to the left, all other terms to the right. Add '2b' to each side of the equation. 3a + -2b + 2b = 0 + 2b Combine like terms: -2b + 2b = 0 3a + 0 = 0 + 2b 3a = 0 + 2b Remove the zero: 3a = 2b Divide each side by '3'. a = 0.6666666667b Simplifying a = 0.6666666667b

Subproblem 2

Set the factor '(2a + b)' equal to zero and attempt to solve: Simplifying 2a + b = 0 Solving 2a + b = 0 Move all terms containing a to the left, all other terms to the right. Add '-1b' to each side of the equation. 2a + b + -1b = 0 + -1b Combine like terms: b + -1b = 0 2a + 0 = 0 + -1b 2a = 0 + -1b Remove the zero: 2a = -1b Divide each side by '2'. a = -0.5b Simplifying a = -0.5b

Solution

a = {0.6666666667b, -0.5b}

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