Problema Solution
Sam bought 3 shirts and 2 pairs of pants for $86.50. Randy bought 4 shirts and 3 pairs of pants for $123. How much does one shirt cost? How much does one pair of pants cost?
Answer provided by our tutors
Let
x = the cost of one shirt
y = the cost of one pair of pants
3x + 2y = 86.50
4x + 3y = 123
........
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........
x = $13.50
y = $23
One shirt costs $13.50.
One pair of pants costs $23.