3x(-2x-7)-2y=9

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Solution for 3x(-2x-7)-2y=9 equation: 


Simplifying
3x(-2x + -7) + -2y = 9

Reorder the terms:
3x(-7 + -2x) + -2y = 9
(-7 * 3x + -2x * 3x) + -2y = 9
(-21x + -6x2) + -2y = 9

Solving
-21x + -6x2 + -2y = 9

Solving for variable 'x'.

Reorder the terms:
-9 + -21x + -6x2 + -2y = 9 + -9

Combine like terms: 9 + -9 = 0
-9 + -21x + -6x2 + -2y = 0

Factor out the Greatest Common Factor (GCF), '-1'.
-1(9 + 21x + 6x2 + 2y) = 0

Ignore the factor -1.

Subproblem 1
Set the factor '(9 + 21x + 6x2 + 2y)' equal to zero and attempt to solve:

Simplifying
9 + 21x + 6x2 + 2y = 0

Solving
9 + 21x + 6x2 + 2y = 0

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.

The solution to this equation could not be determined.

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