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Q: A motorboat traveling with the current went 105 mi in 5 h. Traveling against the current, it took 7 ...

A: Let x be the speed of the motorboat in still water and y be the speed of the current.The rate of mot...

Q: Use the exponential decay model, A =Anekt, to solve the following The half-life of a certain substan...

A: The exponential decay model is given by

Q: Two investments earn an annual income of $681. One investment earns an annual simple interest rate o...

A: Let 8.9% interest has $x And 6.9% interest has $(9000-x)Since total amount is 9000

Q: 8. Use the fact that 1 yd equals 27 ft to make the following conversion. 3 yd to cubic feet З yа3 - ...

A: Given that 1 yd3 = 27 ft3.

Q: The slope is 2/5 and the line passes through the point (-5,4).

A: Click to see the answer

Q: A (6,−7) B (2,3)Step 1 of 2 : Plot the given points on the graph. AnswerTo plot a point on the graph...

A: To sketch the point (6,–7), first move 6 units from origin in the x-axis right side and then move 7 ...

Q: A carpenter purchased 70 ft of redwood and 90 ft of pine for a total cost of $353. A second purchase...

A: Let x and y denotes the cost of the redwood per feet and the cost of the pine per feet, respectively...

Q: A motorboat traveling with the current went 140 mi in 5 h. Traveling against the current, it took 7 ...

A: To determine the speed of current and speed of boat.

Q: Graph the linear inequality y<x

A: To sketch the linear inequality.