(Y-4)(5y+7)=0

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Solution for (Y-4)(5y+7)=0 equation:


Simplifying
(Y + -4)(5y + 7) = 0

Reorder the terms:
(-4 + Y)(5y + 7) = 0

Reorder the terms:
(-4 + Y)(7 + 5y) = 0

Multiply (-4 + Y) * (7 + 5y)
(-4(7 + 5y) + Y(7 + 5y)) = 0
((7 * -4 + 5y * -4) + Y(7 + 5y)) = 0
((-28 + -20y) + Y(7 + 5y)) = 0
(-28 + -20y + (7 * Y + 5y * Y)) = 0
(-28 + -20y + (7Y + 5yY)) = 0

Reorder the terms:
(-28 + 7Y + -20y + 5yY) = 0
(-28 + 7Y + -20y + 5yY) = 0

Solving
-28 + 7Y + -20y + 5yY = 0

Solving for variable 'Y'.

Move all terms containing Y to the left, all other terms to the right.

Add '28' to each side of the equation.
-28 + 7Y + -20y + 28 + 5yY = 0 + 28

Reorder the terms:
-28 + 28 + 7Y + -20y + 5yY = 0 + 28

Combine like terms: -28 + 28 = 0
0 + 7Y + -20y + 5yY = 0 + 28
7Y + -20y + 5yY = 0 + 28

Combine like terms: 0 + 28 = 28
7Y + -20y + 5yY = 28

Add '20y' to each side of the equation.
7Y + -20y + 20y + 5yY = 28 + 20y

Combine like terms: -20y + 20y = 0
7Y + 0 + 5yY = 28 + 20y
7Y + 5yY = 28 + 20y

Reorder the terms:
-28 + 7Y + -20y + 5yY = 28 + 20y + -28 + -20y

Reorder the terms:
-28 + 7Y + -20y + 5yY = 28 + -28 + 20y + -20y

Combine like terms: 28 + -28 = 0
-28 + 7Y + -20y + 5yY = 0 + 20y + -20y
-28 + 7Y + -20y + 5yY = 20y + -20y

Combine like terms: 20y + -20y = 0
-28 + 7Y + -20y + 5yY = 0

The solution to this equation could not be determined.

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