17) One positive integer is 17 more than a second positive integer. If the sum of the first integer andtwice the second integer is 152, find each integer.18) Jason bought a total of 7 postcards for $1.80. If the small postcards cost 20¢ each and the bigones cost 30¢ each, how many postcards of each size did he buy?she was helf s old19) A swimmer can swim 5.5 km with the current in 30 min. The same swimmer can swim 9 km in 90min against the current. Find the rate of the current and the speed of the swimmer.

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Answered: 17) One positive integer is 17 more…

17) One positive integer is 17 more than a second positive integer. If the sum of the first integer and twice the second integer is 152, find each integer.

Intermediate Algebra

10th Edition

ISBN:9781285195728

Author:Jerome E. Kaufmann, Karen L. Schwitters

Publisher:Jerome E. Kaufmann, Karen L. Schwitters

Chapter1: Basic Concepts And Properties

Section1.CR: Review Problem Set

Problem 67CR: A crime-scene investigator has 3.4 ounces of a sample. He needs to conduct four tests that each...

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Question

17) One positive integer is 17 more than a second positive integer. If the sum of the first integer and
twice the second integer is 152, find each integer.
18) Jason bought a total of 7 postcards for $1.80. If the small postcards cost 20¢ each and the big
ones cost 30¢ each, how many postcards of each size did he buy?
she was helf s old
19) A swimmer can swim 5.5 km with the current in 30 min. The same swimmer can swim 9 km in 90
min against the current. Find the rate of the current and the speed of the swimmer.

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