(8-5y)(7-2y)=

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Solution for (8-5y)(7-2y)= equation: 


Simplifying
(8 + -5y)(7 + -2y) = 0

Multiply (8 + -5y) * (7 + -2y)
(8(7 + -2y) + -5y * (7 + -2y)) = 0
((7 * 8 + -2y * 8) + -5y * (7 + -2y)) = 0
((56 + -16y) + -5y * (7 + -2y)) = 0
(56 + -16y + (7 * -5y + -2y * -5y)) = 0
(56 + -16y + (-35y + 10y2)) = 0

Combine like terms: -16y + -35y = -51y
(56 + -51y + 10y2) = 0

Solving
56 + -51y + 10y2 = 0

Solving for variable 'y'.

Factor a trinomial.
(8 + -5y)(7 + -2y) = 0


Subproblem 1
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

Subproblem 2
Set the factor '(7 + -2y)' equal to zero and attempt to solve:

Simplifying
7 + -2y = 0

Solving
7 + -2y = 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 + -2y = 0 + -7

Combine like terms: 7 + -7 = 0
0 + -2y = 0 + -7
-2y = 0 + -7

Combine like terms: 0 + -7 = -7
-2y = -7

Divide each side by '-2'.
y = 3.5

Simplifying
y = 3.5
Solution
y = {1.6, 3.5}

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