25x^2+16y^2-400=0

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Solution for 25x^2+16y^2-400=0 equation:


Simplifying
25x2 + 16y2 + -400 = 0

Reorder the terms:
-400 + 25x2 + 16y2 = 0

Solving
-400 + 25x2 + 16y2 = 0

Solving for variable 'x'.

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

Add '400' to each side of the equation.
-400 + 25x2 + 400 + 16y2 = 0 + 400

Reorder the terms:
-400 + 400 + 25x2 + 16y2 = 0 + 400

Combine like terms: -400 + 400 = 0
0 + 25x2 + 16y2 = 0 + 400
25x2 + 16y2 = 0 + 400

Combine like terms: 0 + 400 = 400
25x2 + 16y2 = 400

Add '-16y2' to each side of the equation.
25x2 + 16y2 + -16y2 = 400 + -16y2

Combine like terms: 16y2 + -16y2 = 0
25x2 + 0 = 400 + -16y2
25x2 = 400 + -16y2

Divide each side by '25'.
x2 = 16 + -0.64y2

Simplifying
x2 = 16 + -0.64y2

Reorder the terms:
-16 + x2 + 0.64y2 = 16 + -0.64y2 + -16 + 0.64y2

Reorder the terms:
-16 + x2 + 0.64y2 = 16 + -16 + -0.64y2 + 0.64y2

Combine like terms: 16 + -16 = 0
-16 + x2 + 0.64y2 = 0 + -0.64y2 + 0.64y2
-16 + x2 + 0.64y2 = -0.64y2 + 0.64y2

Combine like terms: -0.64y2 + 0.64y2 = 0.00
-16 + x2 + 0.64y2 = 0.00

The solution to this equation could not be determined.

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