y=(7x+2)(x-2)

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Solution for y=(7x+2)(x-2) equation: 


Simplifying
y = (7x + 2)(x + -2)

Reorder the terms:
y = (2 + 7x)(x + -2)

Reorder the terms:
y = (2 + 7x)(-2 + x)

Multiply (2 + 7x) * (-2 + x)
y = (2(-2 + x) + 7x * (-2 + x))
y = ((-2 * 2 + x * 2) + 7x * (-2 + x))
y = ((-4 + 2x) + 7x * (-2 + x))
y = (-4 + 2x + (-2 * 7x + x * 7x))
y = (-4 + 2x + (-14x + 7x2))

Combine like terms: 2x + -14x = -12x
y = (-4 + -12x + 7x2)

Solving
y = -4 + -12x + 7x2

Solving for variable 'y'.

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

Simplifying
y = -4 + -12x + 7x2

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