=15y^2+26y+8

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Solution for =15y^2+26y+8 equation:


Simplifying
0 = 15y2 + 26y + 8

Reorder the terms:
0 = 8 + 26y + 15y2

Solving
0 = 8 + 26y + 15y2

Solving for variable 'y'.

Combine like terms: 0 + -8 = -8
-8 + -26y + -15y2 = 8 + 26y + 15y2 + -8 + -26y + -15y2

Reorder the terms:
-8 + -26y + -15y2 = 8 + -8 + 26y + -26y + 15y2 + -15y2

Combine like terms: 8 + -8 = 0
-8 + -26y + -15y2 = 0 + 26y + -26y + 15y2 + -15y2
-8 + -26y + -15y2 = 26y + -26y + 15y2 + -15y2

Combine like terms: 26y + -26y = 0
-8 + -26y + -15y2 = 0 + 15y2 + -15y2
-8 + -26y + -15y2 = 15y2 + -15y2

Combine like terms: 15y2 + -15y2 = 0
-8 + -26y + -15y2 = 0

Factor out the Greatest Common Factor (GCF), '-1'.
-1(8 + 26y + 15y2) = 0

Factor a trinomial.
-1((4 + 3y)(2 + 5y)) = 0

Ignore the factor -1.

Subproblem 1

Set the factor '(4 + 3y)' equal to zero and attempt to solve: Simplifying 4 + 3y = 0 Solving 4 + 3y = 0 Move all terms containing y to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + 3y = 0 + -4 Combine like terms: 4 + -4 = 0 0 + 3y = 0 + -4 3y = 0 + -4 Combine like terms: 0 + -4 = -4 3y = -4 Divide each side by '3'. y = -1.333333333 Simplifying y = -1.333333333

Subproblem 2

Set the factor '(2 + 5y)' equal to zero and attempt to solve: Simplifying 2 + 5y = 0 Solving 2 + 5y = 0 Move all terms containing y to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + 5y = 0 + -2 Combine like terms: 2 + -2 = 0 0 + 5y = 0 + -2 5y = 0 + -2 Combine like terms: 0 + -2 = -2 5y = -2 Divide each side by '5'. y = -0.4 Simplifying y = -0.4

Solution

y = {-1.333333333, -0.4}

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