2) The length of the second side of a triangle is 3 cm shorter than the first side, and the third side is twice as long as the first side. If the perimeter is 49, how long are the 3 sides? 7) John worked five less than twice as many hours as Jane did. How many hours did each work if together they worked 97 hours?

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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1. Assign varibles, write an equation and solve.

ab
2) The length of the second side of a triangle is 3 cm
shorter than the first side, and the third side is twice
as long as the first side. If the perimeter is 49, how
long are the 3 sides?
7)
John worked five less than twice as many hours
as Jane did. How many hours did each work if
together they worked 97 hours?
Transcribed Image Text:ab 2) The length of the second side of a triangle is 3 cm shorter than the first side, and the third side is twice as long as the first side. If the perimeter is 49, how long are the 3 sides? 7) John worked five less than twice as many hours as Jane did. How many hours did each work if together they worked 97 hours?
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