Algebra and Trigonometry (6th Edition)
6th Edition
ISBN: 9780134463216
Author: Robert F. Blitzer
Publisher: PEARSON
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A1. Albert and della have the same birthday, when della was 30, albert was 36. how old was delia when albert was twice her age?
1B. Sheree is now four times as old as ann. five years ago the sum of their age was 45 years. how old whill sheree be in five years?
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