y=(x-6)(x+7)

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Solution for y=(x-6)(x+7) equation: 


Simplifying
y = (x + -6)(x + 7)

Reorder the terms:
y = (-6 + x)(x + 7)

Reorder the terms:
y = (-6 + x)(7 + x)

Multiply (-6 + x) * (7 + x)
y = (-6(7 + x) + x(7 + x))
y = ((7 * -6 + x * -6) + x(7 + x))
y = ((-42 + -6x) + x(7 + x))
y = (-42 + -6x + (7 * x + x * x))
y = (-42 + -6x + (7x + x2))

Combine like terms: -6x + 7x = 1x
y = (-42 + 1x + x2)

Solving
y = -42 + 1x + x2

Solving for variable 'y'.

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

Simplifying
y = -42 + 1x + x2

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