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O
Reality Check ✔
Riley and Finley found their dream home! While attending graduate
school, Riley works as a laboratory assistant and receives $20/hr. His
husband, Finley, works as a banker and receives $17/hr. They
calculated with their combined 115 hours worked, their income would
meet the $2150 rent. Calculate the exact number of hours each one.
works.

Part 1: Application/Problem Solving (Two Systems of Equations)
Directions: There are two ways to assign variables for this
problem. To receive full credit, you must demonstrate both
methods (in other words, you must solve this problem in two
different ways).
a) One way is to use "r" and "f" to stand for Riley's hours
and Finley's hours worked, respectively.
b) The other way is to let "r" and "f" stand for Riley's
earnings and Finley's earnings, respectively. - 2150