The last one
Step-by-step explanation:
The last one is dividing.
Let k represent the cost of supplies, b the number of bottles, and c the number of cans. You know that the total cost is found by adding the number of bottles multiplied by the price of each to the number of cans multiplied by their unit price. (This is the computation performed anytime you purchase something.)

There are no constants in this equation.
First, we have to add the fractions.
1/3 + 1/4 = 7/12
12 - 7 = 5
She earns 5/12 of her paycheck on Wednesday
Answer:
if there is 4 students then each student gets about 4 1/2 cups of sugar.
Step-by-step explanation:
3+4+5+6=18
18/4=4.5
320 has the same value as 32 tens.