2x^2+y^2-7=0

Simple and best practice solution for 2x^2+y^2-7=0 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

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


Simplifying
2x2 + y2 + -7 = 0

Reorder the terms:
-7 + 2x2 + y2 = 0

Solving
-7 + 2x2 + y2 = 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 + 2x2 + 7 + y2 = 0 + 7

Reorder the terms:
-7 + 7 + 2x2 + y2 = 0 + 7

Combine like terms: -7 + 7 = 0
0 + 2x2 + y2 = 0 + 7
2x2 + y2 = 0 + 7

Combine like terms: 0 + 7 = 7
2x2 + y2 = 7

Add '-1y2' to each side of the equation.
2x2 + y2 + -1y2 = 7 + -1y2

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

Divide each side by '2'.
x2 = 3.5 + -0.5y2

Simplifying
x2 = 3.5 + -0.5y2

Reorder the terms:
-3.5 + x2 + 0.5y2 = 3.5 + -0.5y2 + -3.5 + 0.5y2

Reorder the terms:
-3.5 + x2 + 0.5y2 = 3.5 + -3.5 + -0.5y2 + 0.5y2

Combine like terms: 3.5 + -3.5 = 0.0
-3.5 + x2 + 0.5y2 = 0.0 + -0.5y2 + 0.5y2
-3.5 + x2 + 0.5y2 = -0.5y2 + 0.5y2

Combine like terms: -0.5y2 + 0.5y2 = 0.0
-3.5 + x2 + 0.5y2 = 0.0

The solution to this equation could not be determined.

See similar equations:

| 5x+x-x= | | 96x=0.96969696969696969696969696969696 | | 96x=96+96 | | 3n^2=-6n | | 3.49+8+14.902= | | m/-10=7 | | x+8+9=58 | | 1000*y=3.1995 | | 3x-820=48-3338200 | | -11-2*-11= | | 2k^2+72=33k | | 8c+7=21 | | -1/2n=32 | | -10-2*-10= | | 20=4c-8 | | m/-100=6 | | 2*9-3*9= | | 2*-10-3*-10= | | (x/2)-3(x-1)=5x-7 | | 9/16x2/3 | | 3x+5/4x+2=3x+4/4x+7 | | 81x^2+54x+1=0 | | -14-16x=7-9x | | -33-(-22)= | | 4k^2-28k+40=0 | | 76-5x=7x+10 | | 53/16+42/3+61/2 | | 16(x+2)squared-25=0 | | 1/4x=14 | | 54-6x=12x+20 | | 5xsquared-12=0 | | 9*-3+2*15= |

Equations solver categories