4x^2+9y^2+7=0

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Solution for 4x^2+9y^2+7=0 equation:


Simplifying
4x2 + 9y2 + 7 = 0

Reorder the terms:
7 + 4x2 + 9y2 = 0

Solving
7 + 4x2 + 9y2 = 0

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + 4x2 + -7 + 9y2 = 0 + -7

Reorder the terms:
7 + -7 + 4x2 + 9y2 = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 4x2 + 9y2 = 0 + -7
4x2 + 9y2 = 0 + -7

Combine like terms: 0 + -7 = -7
4x2 + 9y2 = -7

Add '-9y2' to each side of the equation.
4x2 + 9y2 + -9y2 = -7 + -9y2

Combine like terms: 9y2 + -9y2 = 0
4x2 + 0 = -7 + -9y2
4x2 = -7 + -9y2

Divide each side by '4'.
x2 = -1.75 + -2.25y2

Simplifying
x2 = -1.75 + -2.25y2

Reorder the terms:
1.75 + x2 + 2.25y2 = -1.75 + -2.25y2 + 1.75 + 2.25y2

Reorder the terms:
1.75 + x2 + 2.25y2 = -1.75 + 1.75 + -2.25y2 + 2.25y2

Combine like terms: -1.75 + 1.75 = 0.00
1.75 + x2 + 2.25y2 = 0.00 + -2.25y2 + 2.25y2
1.75 + x2 + 2.25y2 = -2.25y2 + 2.25y2

Combine like terms: -2.25y2 + 2.25y2 = 0.00
1.75 + x2 + 2.25y2 = 0.00

The solution to this equation could not be determined.

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