ALGEBRA 2, 2012
41

 PAGE: 38 SET: Exercises PROBLEM: 41

Jamie wants to be able to run at least the standard marathon distance of .

A good rule for training is that runners generally have enough endurance to finish a race that is up to times his or her average daily distance. a.

The length of her current daily run is .

write an inequality.

Let represents be the distance.

The inequality is .

b.

Solve the inequality.

(Original inequality)

(Distributive property: )

(Subtract from each side)

(Subtract: )

(Divide each side by )

(Cancel common terms)

Jamie should increase the distance of her average daily run by at least .

Her average daily run by at least .

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