Question

How can you find x and y in a problem

EX:
if a bag of pretzels cost x dollars and a drink cost y dollars, what expression could you use
to write how much you spend in all

Answer 1

This is the explanation i hope it helps sorry for the scribbles

Answer 2

Ax + By

Explanation:

let the number of bags of pretzels bought be A

let the number of drinks be B.

therefore the equation for the total cost C,becomes:

C = Ax + By