Brian and his friends are going to a concert 176 miles from home. Brian departs at 4:00 p. m. and travels an average speed of 55 m. p.h.
His friends depart at 4:30 and drive an average rate of 64 m. p.h.
Who will arrive at the concert first? At what time will each car arrive?

If you can, please show your work! Thank you very much!

Provide an example of a trigonometric function and describe how it is transformed from the standard trigonometric function f(x) = sin x, f(x) = cos x, or f(x) tan x using key features.

Trent wants to buy 2 packs of trading cards for 3 dollars each. the trading card packs that trent normally buys tend to come in packs of 6, 10, 12, or 15 cards. after selecting 2 packs, trent found that the first pack of cards cost 25 cents per card, and the second pack cost 30 cents per card. trent uses this information to write the equations below in order to compare c, the number of cards in each pack.

Solve 3x-18=2y and 5x-6y=6 by elimination show work