This textbook survival guide was created for the textbook: California Algebra 2: Concepts, Skills, and Problem Solving, edition: 1. The answer to “Paul drove from his house to work at an average speed of 40 miles per hour. The drive took him 15 minutes. If the drive home took him 20 minutes and he used the same route in reverse, what was his average speed going home?” is broken down into a number of easy to follow steps, and 45 words. This full solution covers the following key subjects: . This expansive textbook survival guide covers 114 chapters, and 7118 solutions. California Algebra 2: Concepts, Skills, and Problem Solving was written by and is associated to the ISBN: 9780078778568. Since the solution to 39 from 8.4 chapter was answered, more than 222 students have viewed the full step-by-step answer. The full step-by-step solution to problem: 39 from chapter: 8.4 was answered by , our top Math solution expert on 03/09/18, 06:45PM.