Round 16/21 to the nearest hundred

How do is how my work

What is the value of x in the equation-2 = 5x + 3

Which of the following is a solution of y - x > - 3? (6, 2) (2, 6) (2, - 1)

Katelyn is 4.35 feet tall. Her older sister is 1.6 feet taller. How tall is Katelyn's older sister

What is the coeffiect of 5/3 xy

Solve for q. -15 - 18q = - 20q + 15 q =

Represent the proportional relationship described with an equation where d equals dogs and c equals cats: three dogs for each cat

Ou can draw a quadrilateral with two sets of parallel lines and no right angles. a. True b. False

There are 8 candidates for student government: Hal, Mary, Ann, Frank, Beth, John, Emily, and Tom. The three candidates that receive the highest number of votes become candidates for a runoff election. How many 3-candidate combinations are possible?

If n=1 and m=3 then n^2=2 and m=6 what is wrong with this question