8y^2+43y-30=

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Solution for 8y^2+43y-30= equation:


Simplifying
8y2 + 43y + -30 = 0

Reorder the terms:
-30 + 43y + 8y2 = 0

Solving
-30 + 43y + 8y2 = 0

Solving for variable 'y'.

Factor a trinomial.
(-6 + -1y)(5 + -8y) = 0

Subproblem 1

Set the factor '(-6 + -1y)' equal to zero and attempt to solve: Simplifying -6 + -1y = 0 Solving -6 + -1y = 0 Move all terms containing y to the left, all other terms to the right. Add '6' to each side of the equation. -6 + 6 + -1y = 0 + 6 Combine like terms: -6 + 6 = 0 0 + -1y = 0 + 6 -1y = 0 + 6 Combine like terms: 0 + 6 = 6 -1y = 6 Divide each side by '-1'. y = -6 Simplifying y = -6

Subproblem 2

Set the factor '(5 + -8y)' equal to zero and attempt to solve: Simplifying 5 + -8y = 0 Solving 5 + -8y = 0 Move all terms containing y to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -8y = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -8y = 0 + -5 -8y = 0 + -5 Combine like terms: 0 + -5 = -5 -8y = -5 Divide each side by '-8'. y = 0.625 Simplifying y = 0.625

Solution

y = {-6, 0.625}

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