A surplus of food is definitely something that allowed people to specialize in different Jobs. This is how we can say that the people in the past used this surplus. I hope this works for you
15? since you have 10 left on hand after last night's inventory check you should get 15 if you don't know the rate at which each are sold.
Answer:
Explanation:
Let x is number of books (x ≥0)
Let y is the number of DBA (y≥0)
Given that PB = $20 and PD = $40 and consumer has $200 per month, so we can form the inequalities:
200 ≥ 20x+ 40y
So we have a system of inequalities is:
Please have a look at the attached photo, the right triangle are possible solution for the system.
Hope it will find you well