Ashley and Liza each improved their yards by planting lilies and shrubs. They bought their supplies from the same store. Ashley spent $45 on 7 lilies and 2 shrubs. Liza spent $174 on 14 lilies and 11 shrubs. What is the cost of one lily and the cost of one shrub? Please show your work.
I included my work but anyways lilies are $3 and shrubs are $12