Question 27356
Let ice cream be x
Let cones be y
x+y=172 (total)
solve for y:
y=172-x (subsitutiON)


1.10x+2.35y=294.20
Use subsitution:
1.10x+2.35(172-x)=294.20
1.10x+404.2-2.35x=294.20
-1.25x=-110
x=88


y=172-88
y=84


Hence, there were 88 ice creams and 84 ice cream cones.
Paul.