(5x+3)(x^2+7)-(2z+9)(x^2+7)=0

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Solution for (5x+3)(x^2+7)-(2z+9)(x^2+7)=0 equation: 


Simplifying
(5x + 3)(x2 + 7) + -1(2z + 9)(x2 + 7) = 0

Reorder the terms:
(3 + 5x)(x2 + 7) + -1(2z + 9)(x2 + 7) = 0

Reorder the terms:
(3 + 5x)(7 + x2) + -1(2z + 9)(x2 + 7) = 0

Multiply (3 + 5x) * (7 + x2)
(3(7 + x2) + 5x * (7 + x2)) + -1(2z + 9)(x2 + 7) = 0
((7 * 3 + x2 * 3) + 5x * (7 + x2)) + -1(2z + 9)(x2 + 7) = 0
((21 + 3x2) + 5x * (7 + x2)) + -1(2z + 9)(x2 + 7) = 0
(21 + 3x2 + (7 * 5x + x2 * 5x)) + -1(2z + 9)(x2 + 7) = 0
(21 + 3x2 + (35x + 5x3)) + -1(2z + 9)(x2 + 7) = 0

Reorder the terms:
(21 + 35x + 3x2 + 5x3) + -1(2z + 9)(x2 + 7) = 0
(21 + 35x + 3x2 + 5x3) + -1(2z + 9)(x2 + 7) = 0

Reorder the terms:
21 + 35x + 3x2 + 5x3 + -1(9 + 2z)(x2 + 7) = 0

Reorder the terms:
21 + 35x + 3x2 + 5x3 + -1(9 + 2z)(7 + x2) = 0

Multiply (9 + 2z) * (7 + x2)
21 + 35x + 3x2 + 5x3 + -1(9(7 + x2) + 2z * (7 + x2)) = 0
21 + 35x + 3x2 + 5x3 + -1((7 * 9 + x2 * 9) + 2z * (7 + x2)) = 0
21 + 35x + 3x2 + 5x3 + -1((63 + 9x2) + 2z * (7 + x2)) = 0
21 + 35x + 3x2 + 5x3 + -1(63 + 9x2 + (7 * 2z + x2 * 2z)) = 0

Reorder the terms:
21 + 35x + 3x2 + 5x3 + -1(63 + 9x2 + (2x2z + 14z)) = 0
21 + 35x + 3x2 + 5x3 + -1(63 + 9x2 + (2x2z + 14z)) = 0
21 + 35x + 3x2 + 5x3 + -1(63 + 9x2 + 2x2z + 14z) = 0
21 + 35x + 3x2 + 5x3 + (63 * -1 + 9x2 * -1 + 2x2z * -1 + 14z * -1) = 0
21 + 35x + 3x2 + 5x3 + (-63 + -9x2 + -2x2z + -14z) = 0

Reorder the terms:
21 + -63 + 35x + 3x2 + -9x2 + -2x2z + 5x3 + -14z = 0

Combine like terms: 21 + -63 = -42
-42 + 35x + 3x2 + -9x2 + -2x2z + 5x3 + -14z = 0

Combine like terms: 3x2 + -9x2 = -6x2
-42 + 35x + -6x2 + -2x2z + 5x3 + -14z = 0

Solving
-42 + 35x + -6x2 + -2x2z + 5x3 + -14z = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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