y=(x-1)(x-7)

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Solution for y=(x-1)(x-7) equation: 


Simplifying
y = (x + -1)(x + -7)

Reorder the terms:
y = (-1 + x)(x + -7)

Reorder the terms:
y = (-1 + x)(-7 + x)

Multiply (-1 + x) * (-7 + x)
y = (-1(-7 + x) + x(-7 + x))
y = ((-7 * -1 + x * -1) + x(-7 + x))
y = ((7 + -1x) + x(-7 + x))
y = (7 + -1x + (-7 * x + x * x))
y = (7 + -1x + (-7x + x2))

Combine like terms: -1x + -7x = -8x
y = (7 + -8x + x2)

Solving
y = 7 + -8x + x2

Solving for variable 'y'.

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

Simplifying
y = 7 + -8x + x2

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