Consider, cost of one bag of cotton candy=x
cost of one souvenir cup = y
Now, 4x+2y=36 , 2x+y=18------(I)
7x+3y=59-------(ii)
in (I), y=18-2x, substitute it in (ii),
7x+3(18-2x)=59
7x+54-6x=59
x=5, substitute it in equation (I),
2(5)+y=18
y=8....ANS
9.4m questions
12.2m answers