Can some one explain simplify and show me how to do it or give me a example

A study of an association between which ear is used for cell phone calls and whether the subject is left-handed or right-handed began with a survey e-mailed to 5000 people belonging to an otology online group, and 717 surveys were returned.

How do you solve this equation and graph it? I'm so confused. y = - 2x

In a casino, the chance of winning a certain game is 14.5%. If you play the game 20 times, what's your best estimate for the number of times you would win? Round off your answer to the nearest whole number.

Travis milks his cows each morning. He has never gotten fewer than 3 gallons of milk; however, he always gets fewer than 9 gallons of milk. Write an inequality to represent each situation. Then, graph the solution.

29/512 divided by 21 1/3

For a given recipe, 6 cups of flour are mixed with 12 cups of sugar. How many cups of flour should be used if 32 cups of sugar are used? Assuming a constant ratio, fill out the table of equivalent ratios until you have found the value of x.

11/24 in simplest form in fraction

If you evaluate the function rule y = 2x when x=-4, what will be your output?

Distributive 8 (4x+9)

3x - 8y = 1 6x + 5y = 12