y=-(x+5)(x+2)

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


Simplifying
y = -1(x + 5)(x + 2)

Reorder the terms:
y = -1(5 + x)(x + 2)

Reorder the terms:
y = -1(5 + x)(2 + x)

Multiply (5 + x) * (2 + x)
y = -1(5(2 + x) + x(2 + x))
y = -1((2 * 5 + x * 5) + x(2 + x))
y = -1((10 + 5x) + x(2 + x))
y = -1(10 + 5x + (2 * x + x * x))
y = -1(10 + 5x + (2x + x2))

Combine like terms: 5x + 2x = 7x
y = -1(10 + 7x + x2)
y = (10 * -1 + 7x * -1 + x2 * -1)
y = (-10 + -7x + -1x2)

Solving
y = -10 + -7x + -1x2

Solving for variable 'y'.

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

Simplifying
y = -10 + -7x + -1x2

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