Home » Rational Equations and Inequalities Apply, Unit 5: Lesson 4 help

Rational Equations and Inequalities Apply, Unit 5: Lesson 4 help

OPEN ENDED Write a rational equation that can be solved by first multiplying each side by 5(a + 2).Writing in Math Use the information about music downloads on page 499 to explain how rational equations are used to solve problems involving unit price. Include an explanation of why the actual price per download could never be $1.00. Solving Rational Equations
and Inequalities
GET READY for the Lesson
A music download service advertises
downloads for $1 per song. The
service also charges a monthly access
fee of $15. If a customer downloads x
songs in one month, the bill in dollars
will be 15 + x. The actual cost per
song is
15* *. To find how many
songs a person would need to
download to make the actual cost per
song $1.25, you would need to solve
15 + x
the equation
= 1.25
X

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