IM Alg2.2.21 Practice: Rational Equations (Part 2)

Solve  for .

Solve for .

Using the app, show that the equation  is equivalent to  for all values of  not equal to 0 or -50. Explain each step as you rewrite the original equation.

Kiran jogs at a speed of 6 miles per hour when there are no hills. He plans to jog up a mountain road, which will cause his speed to decrease by  miles per hour. Which expression represents the time, , in hours it will take him to jog 8 miles up the mountain road?

The rational function  can be rewritten in the form , where  and  are constants. Which expression is the result?

For each equation below, find the value(s) of that make it true.

A softball player has had 8 base hits out of 25 at bats for a current batting average of . How many consecutive base hits does she need if she wants to raise her batting average to .400? Explain or show your reasoning.