Problema Solution
sue bought 7 shirts and 4 pairs of shoes for $490 and jack bought 7 shirts and 2 pairs of shoes for $290. How much were the shirts?
Answer provided by our tutors
Let
x = the cost of one shirt
y = the cost of one pair of shoes
7x + 4y = 490
7x + 2y = 290
........
click here to see the system of equations solved for x and y
........
x = $12.86
y = $100
The cost of the shirt is $12.86.