(X-7)*(x^2+3x-3)=

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Solution for (X-7)*(x^2+3x-3)= equation: 


Simplifying
(X + -7)(x2 + 3x + -3) = 0

Reorder the terms:
(-7 + X)(x2 + 3x + -3) = 0

Reorder the terms:
(-7 + X)(-3 + 3x + x2) = 0

Multiply (-7 + X) * (-3 + 3x + x2)
(-7(-3 + 3x + x2) + X(-3 + 3x + x2)) = 0
((-3 * -7 + 3x * -7 + x2 * -7) + X(-3 + 3x + x2)) = 0
((21 + -21x + -7x2) + X(-3 + 3x + x2)) = 0
(21 + -21x + -7x2 + (-3 * X + 3x * X + x2 * X)) = 0
(21 + -21x + -7x2 + (-3X + 3xX + x2X)) = 0

Reorder the terms:
(21 + -3X + -21x + 3xX + -7x2 + x2X) = 0
(21 + -3X + -21x + 3xX + -7x2 + x2X) = 0

Solving
21 + -3X + -21x + 3xX + -7x2 + x2X = 0

Solving for variable 'X'.

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

Add '-21' to each side of the equation.
21 + -3X + -21x + 3xX + -7x2 + -21 + x2X = 0 + -21

Reorder the terms:
21 + -21 + -3X + -21x + 3xX + -7x2 + x2X = 0 + -21

Combine like terms: 21 + -21 = 0
0 + -3X + -21x + 3xX + -7x2 + x2X = 0 + -21
-3X + -21x + 3xX + -7x2 + x2X = 0 + -21

Combine like terms: 0 + -21 = -21
-3X + -21x + 3xX + -7x2 + x2X = -21

Add '21x' to each side of the equation.
-3X + -21x + 3xX + -7x2 + 21x + x2X = -21 + 21x

Reorder the terms:
-3X + -21x + 21x + 3xX + -7x2 + x2X = -21 + 21x

Combine like terms: -21x + 21x = 0
-3X + 0 + 3xX + -7x2 + x2X = -21 + 21x
-3X + 3xX + -7x2 + x2X = -21 + 21x

Add '7x2' to each side of the equation.
-3X + 3xX + -7x2 + 7x2 + x2X = -21 + 21x + 7x2

Combine like terms: -7x2 + 7x2 = 0
-3X + 3xX + 0 + x2X = -21 + 21x + 7x2
-3X + 3xX + x2X = -21 + 21x + 7x2

Reorder the terms:
21 + -3X + -21x + 3xX + -7x2 + x2X = -21 + 21x + 7x2 + 21 + -21x + -7x2

Reorder the terms:
21 + -3X + -21x + 3xX + -7x2 + x2X = -21 + 21 + 21x + -21x + 7x2 + -7x2

Combine like terms: -21 + 21 = 0
21 + -3X + -21x + 3xX + -7x2 + x2X = 0 + 21x + -21x + 7x2 + -7x2
21 + -3X + -21x + 3xX + -7x2 + x2X = 21x + -21x + 7x2 + -7x2

Combine like terms: 21x + -21x = 0
21 + -3X + -21x + 3xX + -7x2 + x2X = 0 + 7x2 + -7x2
21 + -3X + -21x + 3xX + -7x2 + x2X = 7x2 + -7x2

Combine like terms: 7x2 + -7x2 = 0
21 + -3X + -21x + 3xX + -7x2 + x2X = 0

The solution to this equation could not be determined.

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