How do you know if there are any roots in an equation

Simplify. 16 - (-12) : (-2) A. 10 B. -14 C. 22 D. -2

If two six sided dice are tossed, what is the probability that one die lands on an even number and the other die lands on a 3

Tina's score on her midterm exam was at the 40th percentile. The grades were normally distributed. The exam average was 73 and the standard deviation was 5. What was Tina's score on the exam?

May i have assistance for: 3.2: 5.68?

What is the common ratio of the following sequence? -5, - 20, - 80, ...

Flip a coin 30 times. Find the empirical probability of getting a tail. Does it match the theoretical of 1/2?

Which is the simplified form of the expression 5A + 12 - a - 12 + 6A?

George is driving at an average speed of 62 miles per hour. Write an expression that would give his distance traveled for h hours. Make a table that records his distance for 3, 5.5, 7, and 8.5 hours.

The average growth of human hair is 0.5 inch per month. Find how long it takes a human to grow 3 inches of hair. Equation: Solution:

simba travel agency arranges trips for climbing mount kilimanjaro. for each trip they charge an initial fee of $100 in addition to a constant fee each vertical meter climbed.