Answered: A car travel at 15 mph and a truck…

A car travel at 15 mph and a truck travel at 32 mph. The car needs two and a half hours more than the truck to travel the same distance.

Intermediate Algebra

19th Edition

ISBN:9780998625720

Author:Lynn Marecek

Publisher:Lynn Marecek

Chapter7: Rational Expressions And Functions

Section7.5: Solve Applications With Rational Equations

Problem 312E: Ronald can shovel the driveway in 4 hours, but if his brother Donald helps it would take 2 hours....

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Concept explainers

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.

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A car travel at 15 mph and a truck travel at 32 mph. The car needs two and a half hours more than the truck to travel the same distance.

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