Verified answer

x = 6 - v

(6 - y) * y = - 3

6y-y2+3=0

y ^ 2 - 6y - 3 = 0 x1=6+48/2 =6+4√3/2= 3+2√3

D=36-4^ * (-3)^ * 1 = 36 + 12 = 48

x2=3-2√3

y1=6-3-2 sqrt = 3 - 2sqrt(3) v2=6-3+2 sqrt = 3 + 2sqrt(3)