9x^2+15y^2=225

Simple and best practice solution for 9x^2+15y^2=225 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 9x^2+15y^2=225 equation: 


Simplifying
9x2 + 15y2 = 225

Solving
9x2 + 15y2 = 225

Solving for variable 'x'.

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

Add '-15y2' to each side of the equation.
9x2 + 15y2 + -15y2 = 225 + -15y2

Combine like terms: 15y2 + -15y2 = 0
9x2 + 0 = 225 + -15y2
9x2 = 225 + -15y2

Divide each side by '9'.
x2 = 25 + -1.666666667y2

Simplifying
x2 = 25 + -1.666666667y2

Reorder the terms:
-25 + x2 + 1.666666667y2 = 25 + -1.666666667y2 + -25 + 1.666666667y2

Reorder the terms:
-25 + x2 + 1.666666667y2 = 25 + -25 + -1.666666667y2 + 1.666666667y2

Combine like terms: 25 + -25 = 0
-25 + x2 + 1.666666667y2 = 0 + -1.666666667y2 + 1.666666667y2
-25 + x2 + 1.666666667y2 = -1.666666667y2 + 1.666666667y2

Combine like terms: -1.666666667y2 + 1.666666667y2 = 0.000000000
-25 + x2 + 1.666666667y2 = 0.000000000

The solution to this equation could not be determined.

See similar equations:

| 6x-4/2=2(6-x) | | x+10(3x-2)=34 | | 4x^2+y^2-24x+2y+12=0 | | 3x^2-5=-30 | | 2+x(7x-4)=1 | | 8m+7+m= | | 6x+4=3x-6 | | (2x-3)(x+4)=x*x+8x+16 | | 8-3-8y=1.2y+6 | | Sin(2x-30)=0.8660 | | y=x-1+ce | | 0=3sin(3x+y) | | 0=K(sinh(x+2y)+3sin(3x+y)-5x-y) | | 4sin(x+30)=2 | | 2=40-2x | | 10-x=3x-22 | | -4=3x5 | | 6a-a+7=28-2a | | 4(1)-3=9 | | x+2(7x-4)=1 | | 4x+5y=45 | | x^2-y^2+z^2+4=0 | | x=6/(x-1) | | 25z+4=1 | | 5cosx=cos(2x)-4 | | (-7*5)+9= | | 4x-72=-16 | | x/4*x-9=5 | | 41=32-x | | u-20=8 | | 40=10LOG1/.0001X | | 10LOG1/.0001X |

Equations solver categories