From the sum of 5 – 9i and -4 + 7i, subtract 14 – 3i.

a. -13 + i
b. -13 – 5i
c. 13 – i
d. 13 + 5i
e. 13 – 5i

not entirely sure how to do this or put it into my calculator!
any is appreciated !

Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?

About 9% of th population is hopelessly romantic. if 2 people are randomly selected from the population, what is the probability that at least 1 person is hopelessly romantic?

Find the value of x in each case. give reasons to justify your solutions! d q ∈ pr