e^1=(x-8)(x+9)

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Solution for e^1=(x-8)(x+9) equation: 


Simplifying
e = (x + -8)(x + 9)

Reorder the terms:
e = (-8 + x)(x + 9)

Reorder the terms:
e = (-8 + x)(9 + x)

Multiply (-8 + x) * (9 + x)
e = (-8(9 + x) + x(9 + x))
e = ((9 * -8 + x * -8) + x(9 + x))
e = ((-72 + -8x) + x(9 + x))
e = (-72 + -8x + (9 * x + x * x))
e = (-72 + -8x + (9x + x2))

Combine like terms: -8x + 9x = 1x
e = (-72 + 1x + x2)

Solving
e = -72 + 1x + x2

Solving for variable 'e'.

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

Simplifying
e = -72 + 1x + x2

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