Question

if a doughnut cost $0.75 and you buy two coffees and a doughnut and the total is $3.25 how much is it for a cup if coffee

Answer 1

Step 1

Write an expression for the total expenses

let x = cost of one doughnut = $0.75

y = cost of one cup of coffee

2y = cost of 2 cups of coffee

Total cost of expenses = $3.25

Then, the expression becomes