One case of books weighs 35 pounds one case of magazine weighs 23 pounds a bookstore wants to ship 72 cases of books and 94 cases of magazines to another store what is the total weight of the shipment

you multiply 35 to 72 to get 2520 and then multiply 23 to 94=2139 add both of the answers to get 4659

for ex: the reciprocal of 3/4 is 4/3. it is the opposite.

reciprocal definition:

a mathematical expression or function so related to another that their product is one; the quantity obtained by dividing the number one by a given quantity.

the answer is b.

step-by-step explanation:

by the trigonometric ratio tangent, tangent equals opposite divided by adjacent.

therefore, tan(50) equals ac/3

multiply each side by 3 to get: ac=3tan(50)

the answer is b.