Question

a corner store sells two kinds of baked goods cakes and pies a cake costs$14.00 and a pie is 8.00 in one day the store sold 12 baked goods for a total of 144.00 how many cakes did the sell

Answer 1

x=cake y=pie
14x+8(12-x)=144
14x+96-8x=144
6x=48
x=8

Answer 2

a scale model of a city has scale of 1cm: 2.5km two buildings in the model are 1.7cm apart to the nearest tenth of a kilometer, what is the actual distance between the buildings in the city