Question 375940
y = 8 - x


substituting ___ x^2 - 8x + x^2 = 10 ___ 2x^2 - 8x - 10=0 ___ x^2 - 4x - 5 = 0


factoring ___ (x - 5)(x + 1) = 0


substitute to find y
___ there are two (x,y) solutions