7x^2+y^2=4

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


Simplifying
7x2 + y2 = 4

Solving
7x2 + y2 = 4

Solving for variable 'x'.

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

Add '-1y2' to each side of the equation.
7x2 + y2 + -1y2 = 4 + -1y2

Combine like terms: y2 + -1y2 = 0
7x2 + 0 = 4 + -1y2
7x2 = 4 + -1y2

Divide each side by '7'.
x2 = 0.5714285714 + -0.1428571429y2

Simplifying
x2 = 0.5714285714 + -0.1428571429y2

Reorder the terms:
-0.5714285714 + x2 + 0.1428571429y2 = 0.5714285714 + -0.1428571429y2 + -0.5714285714 + 0.1428571429y2

Reorder the terms:
-0.5714285714 + x2 + 0.1428571429y2 = 0.5714285714 + -0.5714285714 + -0.1428571429y2 + 0.1428571429y2

Combine like terms: 0.5714285714 + -0.5714285714 = 0.0000000000
-0.5714285714 + x2 + 0.1428571429y2 = 0.0000000000 + -0.1428571429y2 + 0.1428571429y2
-0.5714285714 + x2 + 0.1428571429y2 = -0.1428571429y2 + 0.1428571429y2

Combine like terms: -0.1428571429y2 + 0.1428571429y2 = 0.0000000000
-0.5714285714 + x2 + 0.1428571429y2 = 0.0000000000

The solution to this equation could not be determined.

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