Y=-(x+3)(x+5)

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Solution for Y=-(x+3)(x+5) equation: 


Simplifying
Y = -1(x + 3)(x + 5)

Reorder the terms:
Y = -1(3 + x)(x + 5)

Reorder the terms:
Y = -1(3 + x)(5 + x)

Multiply (3 + x) * (5 + x)
Y = -1(3(5 + x) + x(5 + x))
Y = -1((5 * 3 + x * 3) + x(5 + x))
Y = -1((15 + 3x) + x(5 + x))
Y = -1(15 + 3x + (5 * x + x * x))
Y = -1(15 + 3x + (5x + x2))

Combine like terms: 3x + 5x = 8x
Y = -1(15 + 8x + x2)
Y = (15 * -1 + 8x * -1 + x2 * -1)
Y = (-15 + -8x + -1x2)

Solving
Y = -15 + -8x + -1x2

Solving for variable 'Y'.

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

Simplifying
Y = -15 + -8x + -1x2

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