X=7(r+3)(r-14)

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Solution for X=7(r+3)(r-14) equation:


Simplifying
X = 7(r + 3)(r + -14)

Reorder the terms:
X = 7(3 + r)(r + -14)

Reorder the terms:
X = 7(3 + r)(-14 + r)

Multiply (3 + r) * (-14 + r)
X = 7(3(-14 + r) + r(-14 + r))
X = 7((-14 * 3 + r * 3) + r(-14 + r))
X = 7((-42 + 3r) + r(-14 + r))
X = 7(-42 + 3r + (-14 * r + r * r))
X = 7(-42 + 3r + (-14r + r2))

Combine like terms: 3r + -14r = -11r
X = 7(-42 + -11r + r2)
X = (-42 * 7 + -11r * 7 + r2 * 7)
X = (-294 + -77r + 7r2)

Solving
X = -294 + -77r + 7r2

Solving for variable 'X'.

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

Simplifying
X = -294 + -77r + 7r2

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