How do i solve that (2x+1) (x+4)

Dinner at a restaurant costs $36.00. Jeff left a 20% tip. What was the total cost of the dinner? A. $36.20 B. $43.20 C. $28.80 D. $7.20

The constraints of a problem are listed below. What are the vertices of the feasible region? (0, 0), (0, 2.5), (1.5, 2), (3, 0) (0, 0), (0, 4), (1.5, 2), (7.5, 0) (0, 2.5), (1.5, 2), (4, 3) (0, 4), (1.5, 2), (7.5, 0)

Range values y=3x+1 if the domain is - 1,0,1,4

Susan spends 2 and 1/4 hours taking inventory and 1 and half hours restocking. How many hours does Susan work?

What is the main motive behind dealer incentives to

Bacteria colonies can triple in size every 4 days if u start with 150 bacteria microorganisms how large would the colony be after 16 days

How many 4-digit numbers cannot be divided by 5?

Compare 7/21 and 3/18 using > < or =

The perimeter of a triangle is 19z-7. One side is 5z-9 and one side is 8z+3. What is the remaining side?

Jake's baby pool is empty. his mom fills it with a garden hose at a rate of 2 gallons per minute.