3x^2-9y^2+7x^2-5-y^2-2=

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Solution for 3x^2-9y^2+7x^2-5-y^2-2= equation:


Simplifying
3x2 + -9y2 + 7x2 + -5 + -1y2 + -2 = 0

Reorder the terms:
-5 + -2 + 3x2 + 7x2 + -9y2 + -1y2 = 0

Combine like terms: -5 + -2 = -7
-7 + 3x2 + 7x2 + -9y2 + -1y2 = 0

Combine like terms: 3x2 + 7x2 = 10x2
-7 + 10x2 + -9y2 + -1y2 = 0

Combine like terms: -9y2 + -1y2 = -10y2
-7 + 10x2 + -10y2 = 0

Solving
-7 + 10x2 + -10y2 = 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 + 10x2 + 7 + -10y2 = 0 + 7

Reorder the terms:
-7 + 7 + 10x2 + -10y2 = 0 + 7

Combine like terms: -7 + 7 = 0
0 + 10x2 + -10y2 = 0 + 7
10x2 + -10y2 = 0 + 7

Combine like terms: 0 + 7 = 7
10x2 + -10y2 = 7

Add '10y2' to each side of the equation.
10x2 + -10y2 + 10y2 = 7 + 10y2

Combine like terms: -10y2 + 10y2 = 0
10x2 + 0 = 7 + 10y2
10x2 = 7 + 10y2

Divide each side by '10'.
x2 = 0.7 + y2

Simplifying
x2 = 0.7 + y2

Reorder the terms:
-0.7 + x2 + -1y2 = 0.7 + y2 + -0.7 + -1y2

Reorder the terms:
-0.7 + x2 + -1y2 = 0.7 + -0.7 + y2 + -1y2

Combine like terms: 0.7 + -0.7 = 0.0
-0.7 + x2 + -1y2 = 0.0 + y2 + -1y2
-0.7 + x2 + -1y2 = y2 + -1y2

Combine like terms: y2 + -1y2 = 0
-0.7 + x2 + -1y2 = 0

The solution to this equation could not be determined.

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