Telegraphs were used to send messages before the telephone was invented. A telegraph operator could interpret about 40 words sent in Morse code per minute. Approximately how many words sent in Morse code could the operator interpret in 12.5 seconds? State what strategy and tool you will use to answer the question ​

Imogene invested $8,000 in a bank account that pays 8 percent simple interest at the end of each year. her friend invested the same amount in stocks where the growth of the investment is represented as 2,000 times the square root of 2 less than the time lapsed in years. if y1 and y2 represent the amount earned in dollars and t is the time lapsed in years, which system of equations correctly represents the situation?

God's gym charges a sign-up fee of $100 plus $30 per month. write an expression to represent how much someone would pay for a membership.

Factor the polynomial by its greatest common monomial factor.