One easy way to understand it,is to turn the whole number into a fraction
It would be A=45, but i don't understand why you have a 3 above your answer
Well if you download the app photo math and take a photo of it. It will solve it for you
Answer:

Step-by-step explanation:
Answer:
Each boxed lunch costs $11.20
Step-by-step explanation:
29 boxed lunches = $324.80
divide by 29 on each one
1 boxed lunch = $11.20