6a^2+5a=25

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Solution for 6a^2+5a=25 equation:


Simplifying
6a2 + 5a = 25

Reorder the terms:
5a + 6a2 = 25

Solving
5a + 6a2 = 25

Solving for variable 'a'.

Reorder the terms:
-25 + 5a + 6a2 = 25 + -25

Combine like terms: 25 + -25 = 0
-25 + 5a + 6a2 = 0

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

Subproblem 1

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

Subproblem 2

Set the factor '(5 + -3a)' equal to zero and attempt to solve: Simplifying 5 + -3a = 0 Solving 5 + -3a = 0 Move all terms containing a to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -3a = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -3a = 0 + -5 -3a = 0 + -5 Combine like terms: 0 + -5 = -5 -3a = -5 Divide each side by '-3'. a = 1.666666667 Simplifying a = 1.666666667

Solution

a = {-2.5, 1.666666667}

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