5(x^2+3y^2)-9(x^2+5y)=

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Solution for 5(x^2+3y^2)-9(x^2+5y)= equation:


Simplifying
5(x2 + 3y2) + -9(x2 + 5y) = 0
(x2 * 5 + 3y2 * 5) + -9(x2 + 5y) = 0
(5x2 + 15y2) + -9(x2 + 5y) = 0
5x2 + 15y2 + (x2 * -9 + 5y * -9) = 0
5x2 + 15y2 + (-9x2 + -45y) = 0

Reorder the terms:
5x2 + -9x2 + -45y + 15y2 = 0

Combine like terms: 5x2 + -9x2 = -4x2
-4x2 + -45y + 15y2 = 0

Solving
-4x2 + -45y + 15y2 = 0

Solving for variable 'x'.

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

Add '45y' to each side of the equation.
-4x2 + -45y + 45y + 15y2 = 0 + 45y

Combine like terms: -45y + 45y = 0
-4x2 + 0 + 15y2 = 0 + 45y
-4x2 + 15y2 = 0 + 45y
Remove the zero:
-4x2 + 15y2 = 45y

Add '-15y2' to each side of the equation.
-4x2 + 15y2 + -15y2 = 45y + -15y2

Combine like terms: 15y2 + -15y2 = 0
-4x2 + 0 = 45y + -15y2
-4x2 = 45y + -15y2

Divide each side by '-4'.
x2 = -11.25y + 3.75y2

Simplifying
x2 = -11.25y + 3.75y2

Reorder the terms:
x2 + 11.25y + -3.75y2 = -11.25y + 11.25y + 3.75y2 + -3.75y2

Combine like terms: -11.25y + 11.25y = 0.00
x2 + 11.25y + -3.75y2 = 0.00 + 3.75y2 + -3.75y2
x2 + 11.25y + -3.75y2 = 3.75y2 + -3.75y2

Combine like terms: 3.75y2 + -3.75y2 = 0.00
x2 + 11.25y + -3.75y2 = 0.00

The solution to this equation could not be determined.

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