Perform the operation. Write the answer in standard form.

(9 + 3i) - (-2 - 7i)

Nolan runs a stable that boards 4 brown horses, 9 black horses, 3 brown and white horses, and 2 black and white horses. What is the experimental probability that the next horse that comes to board is brown?

Find the value of x when y = 3, (y + 5) + 3y = x.

Alice bought 8/9 of a pound of grapes and ate 1/3 of a pound. How many pounds were left?

What does 12.5 = in pt

The product of two numbers is 80, one of the numbers is 10, what is the other number

A landscaping company ordered 13 plants and 4 trees for the total of $487. If plants are $8 each, write and solve a linear equation to find the cost for each tree.

The result of subtracting two numbers is called finding the

Put in order 2.71, 2. 3/4, square of 5, 5 over 2

What is sin (30 deg) ?

Alban drove 1200 miles in 30 hours. What was his rate of travel in miles per hour? A. 0.025 B. 40 C. 1,230 D. 36,000