Mariana averaged 79 on her first three history exams. The first score was 88. The second score was 7 less than the third score. What did she score on the second and third exams? Mariana scored on the second exam.
Mariana averaged 79 on her first three history exams. The first score was 88. The second score was 7 less than the third score. What did she score on the second and third exams? Mariana scored on the second exam.
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter1: Introduction To Algebra
Section1.8: Number Lines
Problem 11WE
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