7x^2+7y^2-49=49

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Solution for 7x^2+7y^2-49=49 equation:


Simplifying
7x2 + 7y2 + -49 = 49

Reorder the terms:
-49 + 7x2 + 7y2 = 49

Solving
-49 + 7x2 + 7y2 = 49

Solving for variable 'x'.

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

Add '49' to each side of the equation.
-49 + 7x2 + 49 + 7y2 = 49 + 49

Reorder the terms:
-49 + 49 + 7x2 + 7y2 = 49 + 49

Combine like terms: -49 + 49 = 0
0 + 7x2 + 7y2 = 49 + 49
7x2 + 7y2 = 49 + 49

Combine like terms: 49 + 49 = 98
7x2 + 7y2 = 98

Add '-7y2' to each side of the equation.
7x2 + 7y2 + -7y2 = 98 + -7y2

Combine like terms: 7y2 + -7y2 = 0
7x2 + 0 = 98 + -7y2
7x2 = 98 + -7y2

Divide each side by '7'.
x2 = 14 + -1y2

Simplifying
x2 = 14 + -1y2

Reorder the terms:
-14 + x2 + y2 = 14 + -1y2 + -14 + y2

Reorder the terms:
-14 + x2 + y2 = 14 + -14 + -1y2 + y2

Combine like terms: 14 + -14 = 0
-14 + x2 + y2 = 0 + -1y2 + y2
-14 + x2 + y2 = -1y2 + y2

Combine like terms: -1y2 + y2 = 0
-14 + x2 + y2 = 0

The solution to this equation could not be determined.

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