Which equation would you use to solve: Tim, an open water swimmeris training for the Olympics. To do so, he swims in a stream that is 3m / h . Tim finds that he can swim 4 miles against the current in the same amount of time that he can swim 10 miles with the current. How fast can Tim swim with no current?

Someone answer asap for ! the boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a. e = 2b - 212 b. b = 2e - 212 c. e = -2b + 212 d. b = -2e + 212

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?

4. a single woman uses an online cash flow calculator which reveals a cash flow of 203. what does this mean?