SOLUTION: On Monday, the office staff at your school paid $8.77 for 4 cups of coffee and 8 bagels. On Wednesday, they paid $15.80 for 8 cups of coffee and 14 bagels. Can you determine the

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: On Monday, the office staff at your school paid $8.77 for 4 cups of coffee and 8 bagels. On Wednesday, they paid $15.80 for 8 cups of coffee and 14 bagels. Can you determine the       Log On


   

Question 1155219: On Monday, the office staff at your school paid $8.77 for 4 cups of coffee and 8 bagels. On Wednesday, they paid $15.80 for 8 cups of coffee and 14 bagels. Can you determine the cost of a bagel?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi 

 Let c represent cost for cup of coffee and b for bagels     

Two Equations .. two Unknowns

4c + 8b = 8.77

4c + 7b = 7.90 |divided info by 2

|subtract 2nd EQ from 1st

b = $0.87

Wish You the Best in your Studies.