(4x-3y)(5x-2y)=

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Solution for (4x-3y)(5x-2y)= equation:


Simplifying
(4x + -3y)(5x + -2y) = 0

Multiply (4x + -3y) * (5x + -2y)
(4x * (5x + -2y) + -3y * (5x + -2y)) = 0
((5x * 4x + -2y * 4x) + -3y * (5x + -2y)) = 0

Reorder the terms:
((-8xy + 20x2) + -3y * (5x + -2y)) = 0
((-8xy + 20x2) + -3y * (5x + -2y)) = 0
(-8xy + 20x2 + (5x * -3y + -2y * -3y)) = 0
(-8xy + 20x2 + (-15xy + 6y2)) = 0

Reorder the terms:
(-8xy + -15xy + 20x2 + 6y2) = 0

Combine like terms: -8xy + -15xy = -23xy
(-23xy + 20x2 + 6y2) = 0

Solving
-23xy + 20x2 + 6y2 = 0

Solving for variable 'x'.

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

Subproblem 1

Set the factor '(4x + -3y)' equal to zero and attempt to solve: Simplifying 4x + -3y = 0 Solving 4x + -3y = 0 Move all terms containing x to the left, all other terms to the right. Add '3y' to each side of the equation. 4x + -3y + 3y = 0 + 3y Combine like terms: -3y + 3y = 0 4x + 0 = 0 + 3y 4x = 0 + 3y Remove the zero: 4x = 3y Divide each side by '4'. x = 0.75y Simplifying x = 0.75y

Subproblem 2

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

Solution

x = {0.75y, 0.4y}

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