SOLUTION: Your heart rate rises when you exercise. During aerobic exercise, your heart rate should be at least 0.7(220-a), but no more then 0.85(220-a), where a is your age. Find the target

Algebra ->  Algebra  -> Graphs -> SOLUTION: Your heart rate rises when you exercise. During aerobic exercise, your heart rate should be at least 0.7(220-a), but no more then 0.85(220-a), where a is your age. Find the target       Log On

 Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help! Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!

 Algebra: Graphs, graphing equations and inequalities Solvers Lessons Answers archive Quiz In Depth

 Question 119937: Your heart rate rises when you exercise. During aerobic exercise, your heart rate should be at least 0.7(220-a), but no more then 0.85(220-a), where a is your age. Find the target range if u are 14 years old.Answer by checkley71(8403)   (Show Source): You can put this solution on YOUR website!.7(220-14)=.7*206=144.2 for the lower limit. .85(220-14)=.85*206=175.1 for the upper limit.