Which of the following is a monomial?

A. 20x9 - 7x

B. 11x - 9

C. 20x9

D. 9

---

x

1. Simplify the expression: 2 (5a-4a) + 6a = 2. - 2 (x-9) = 44

First to awnser correct gets brainliest An adventure game has a number cube with 12 equal-size faces. Each face is labeled with a number from 1 to 12. What is the probability of rolling a 4 or a multiple of 5?

How many times more students prefer tomato soup than prefer French onion soup? French onion: 6% Tomato: 33%

Of a group of students, 5/8 of them are boys. The girls are put into groups so that each group has 1/16 of the total number of students. How many groups of girls are there?

What is area of a parallelogram that has a base of 12 3/4 in. and a height 2 1/2in.?

Jack broke apart 5x216 as 5x200+5x16 to multiply mentally. what strategy did jack use

Kim wrote the number 11 use Mental Math to tell what number has 2 more tens than 11

What is the answer to the equation 10+4x=5 (x-6) + 33

Daniel has 20 quarts of water. How many 2 1/2 quarts containers can be he fill

The sum of the first and third of three consecutive integers is 140. find the three even integers