Question

The total cost of 2 jackets and 3 shirts is $225. The cost of a jacket is three times the cost of a shirt. Find the cost of a jacket and a shirt

X= cost of a jacket
Y= cost of a shirt

Answer 1

X=3Y
2X+3Y=225
2(3Y)+3Y=225
25=Y
X=75

X+Y=100

Answer 2

X+y=100 is the answer