Nicco and Ozzy stopped at the donut shop before school. Nicco bought 4 bagels and 2 juices for $7.30. Ozzy bought 5 bagels and 3 juices for $9.60.
Use the substitution method to solve a system of equations relating B, the cost of one bagel, and J, the cost of one juice.
How much does one bagel cost? Express your answer in decimal form.