SOLUTION: solve algebraically 4x^2+y^2=64 x^2+y^2=52 please show steps, thank you

Algebra ->  Coordinate-system -> SOLUTION: solve algebraically 4x^2+y^2=64 x^2+y^2=52 please show steps, thank you      Log On


   

Question 931664: solve algebraically
4x^2+y^2=64
x^2+y^2=52
please show steps, thank you
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
Previously Posted
4x^2+y^2=64
-1(x^2+y^2=52)
3x^2 = 12
x^2 = 4
x = ± 2
y = √48 = ±4√3 y%5E2+=+52-4
.......
(-2,4√3), (-2,-4√3), (2,4√3), (2,-4√3),