A number increased by four is the same as nineteen minus two times the number

What is the least common multiple (lcm) of 3, 7 and 6

Verify the identity. sin (x + y) - sin (x - y) = 2 cos x sin y

What is the greatest common factor of 63 and 21

You have a secret that you to one person every hour each of the people that know the secret tells one person. The number of people who know when is N and T is the number of hours since you told the first person. Is an a linear function s of t?

Multiply and simplify (x-3) (x+3)

What is 7 hundred x 10 in unit form?

After constructing an expanded frequency distribution what should the sum of the relative frequencies be? Explain

An ant crawls at a total of 2 1/2 feet per minute, how long will it take for it to crawl 5 1/5 feet

Find the x-y intercepts of the graph 3x+2y=12

Rana purchase rupees 49.46 in groceries at a store the cashier gave her 1.46 in change from rupees hundred. rana gave the cashier and angry look what did the cashier do wrong.