Helen and Maggie are going to the store to purchase snack sized bags of chips and bags of pretzels for the baseball team. Helen purchased 20 bags of chips and 10 bags of pretzels and spent $10. Maggie purchased 15 bags of chips and 15 bags of pretzels and spent $11.25. How much is a snack sized bag of chips and a snack sized bag of pretzels? Create and solve a system of equations to solve the problem(Identify what your variables represent). Write a sentence stating the solution.

Could someone help me pls.

2 answers

20c + 10p = 10
15c + 15p = 11.25
Multiply first equation by 3.
60c + 30p = 30
Multiply second equation by 2
30c + 30p = 22.5
Subtract equation 2 from equation 1.
30c = 7.5
Solve for c, then p.
thank you