A restaurant sells a coffee refill mug for $6.75. Each refill costs $1.25. Last month Keith spent $31.75 on a mug and refills. Write an equation you can use to find the number of refills that Keith bought.
4 answers
1.25r + 6.75 = 31.75
38
Solve the equation: -29.5u+548=2,023
Solve the equation: -29.5u+548=2,023