2c + 4b = 600
2c + 7b = 825
subtract them:
3b = 225
b = 75
sub b = 75 back into the firs equation and solve for c
let me know what you get.
At a bagel shop, 2 coffees and 4 bagels cost $6.00. Two coffees and 7 bagels cost $8.25. What is the unit price of one coffee and the unit price of one bagel?
2 answers
my answer:
1 bagel= $0.75
1 coffee= $1.00
1 bagel= $0.75
1 coffee= $1.00