5x^2+axy+8y^2+4x=0

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Solution for 5x^2+axy+8y^2+4x=0 equation:


Simplifying
5x2 + axy + 8y2 + 4x = 0

Reorder the terms:
axy + 4x + 5x2 + 8y2 = 0

Solving
axy + 4x + 5x2 + 8y2 = 0

Solving for variable 'a'.

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

Add '-4x' to each side of the equation.
axy + 4x + 5x2 + -4x + 8y2 = 0 + -4x

Reorder the terms:
axy + 4x + -4x + 5x2 + 8y2 = 0 + -4x

Combine like terms: 4x + -4x = 0
axy + 0 + 5x2 + 8y2 = 0 + -4x
axy + 5x2 + 8y2 = 0 + -4x
Remove the zero:
axy + 5x2 + 8y2 = -4x

Add '-5x2' to each side of the equation.
axy + 5x2 + -5x2 + 8y2 = -4x + -5x2

Combine like terms: 5x2 + -5x2 = 0
axy + 0 + 8y2 = -4x + -5x2
axy + 8y2 = -4x + -5x2

Add '-8y2' to each side of the equation.
axy + 8y2 + -8y2 = -4x + -5x2 + -8y2

Combine like terms: 8y2 + -8y2 = 0
axy + 0 = -4x + -5x2 + -8y2
axy = -4x + -5x2 + -8y2

Divide each side by 'xy'.
a = -4y-1 + -5xy-1 + -8x-1y

Simplifying
a = -4y-1 + -5xy-1 + -8x-1y

Reorder the terms:
a = -8x-1y + -5xy-1 + -4y-1

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