Posted by KT on Saturday, November 23, 2013 at 4:56pm.
if possible, solve the nonlinear system of equations.
x^2+y^2=58
yx=4

Algerbra  Reiny, Saturday, November 23, 2013 at 5:01pm
from the 2nd > y = x+4
sub into the 1st
x^2 + (x+4)^2 = 58
2x^2 + 8x+1658 = 0
x^2 + 4x  21 = 0
(x+7)(x3) = 0
x = 7 or x = 3
if x = 7, y = 7+4 = 3
if x = 3 , y = 3+4 = 7
x=3, y=7
or
x=7, y = 3

Algerbra  KT, Saturday, November 23, 2013 at 5:04pm
thank you x)
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