(8-5y)(7-6y)=

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Solution for (8-5y)(7-6y)= equation:


Simplifying
(8 + -5y)(7 + -6y) = 0

Multiply (8 + -5y) * (7 + -6y)
(8(7 + -6y) + -5y * (7 + -6y)) = 0
((7 * 8 + -6y * 8) + -5y * (7 + -6y)) = 0
((56 + -48y) + -5y * (7 + -6y)) = 0
(56 + -48y + (7 * -5y + -6y * -5y)) = 0
(56 + -48y + (-35y + 30y2)) = 0

Combine like terms: -48y + -35y = -83y
(56 + -83y + 30y2) = 0

Solving
56 + -83y + 30y2 = 0

Solving for variable 'y'.

Factor a trinomial.
(7 + -6y)(8 + -5y) = 0

Subproblem 1

Set the factor '(7 + -6y)' equal to zero and attempt to solve: Simplifying 7 + -6y = 0 Solving 7 + -6y = 0 Move all terms containing y to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -6y = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -6y = 0 + -7 -6y = 0 + -7 Combine like terms: 0 + -7 = -7 -6y = -7 Divide each side by '-6'. y = 1.166666667 Simplifying y = 1.166666667

Subproblem 2

Set the factor '(8 + -5y)' equal to zero and attempt to solve: Simplifying 8 + -5y = 0 Solving 8 + -5y = 0 Move all terms containing y to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -5y = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -5y = 0 + -8 -5y = 0 + -8 Combine like terms: 0 + -8 = -8 -5y = -8 Divide each side by '-5'. y = 1.6 Simplifying y = 1.6

Solution

y = {1.166666667, 1.6}

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