SOLUTION: Mary and Phillip ate together at a restaurant. Mary left a tip that corresponded to 18% of the cost of her meal while Phillip's tip was 15% of his meal cost. However, in cash, both

Algebra ->  Systems-of-equations -> SOLUTION: Mary and Phillip ate together at a restaurant. Mary left a tip that corresponded to 18% of the cost of her meal while Phillip's tip was 15% of his meal cost. However, in cash, both      Log On


   



Question 1133858: Mary and Phillip ate together at a restaurant. Mary left a tip that corresponded to 18% of the cost of her meal while Phillip's tip was 15% of his meal cost. However, in cash, both tips came to the same amount. How much did each meal cost if together they spent 495 including tips?
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
M, Mary's bill
P, Phillip's bill

system%280.18M=0.15P%2C1.18M%2B1.15P=495%29
Solve any way you want or know.




-
The TOTAL bill including t.i.p.s. is the sum of M and P AND 0.18M AND 0.15P.