Sasha finished mowing lawns at 4: 15 pm. it took 1 3/4h to mow the first lawn. the second and third lawns she mowed each took 1 1/5 h. she took one 45-min break. when did sasha begin mowing the first lawn? a. 10.05 a. m. b. 11: 05 a. m. c. 11: 21 a. m. d. 12: 21 p. m.

Solve x+3y=6 and 4x-6y=6 by elimination . show work !

With this question substitute t=3 and t=5 to determine if the two expressions are equivalent. 4(t + 3) 4t+12 which statements are true? check all that apply. a. the value of both expressions when t =5 is 32. b. the two expressions are not equivalent. c. the value of both expressions when t=3 is 15. d. the value of both expressions when t=5 is 23. e. the two expressions are equivalent. f. the value of both expressions when t=3 is 24.

Christine wong has asked dave and mike to her move into a new apartment on sunday morning. she has asked them both, in case one of them does not show up. from past experience, christine knows that there is a 40% chance that dave will not show up and a 30% chance that mik a. what is the probability that both dave and mike will show up? (round your answer to 2 decimal places.) b. what is the probability that at least one of them will show up? c. what is the probability that neither dave nor mike will show up? (round your answer to 2 decimal places.)e will not show up. dave and mike do not know each other and their decisions can be assumed to be independent.