57. Orbital Launches In 2012 there was a total of 78 commercial and noncommercial orbital launches worldwide. In addition, the number of noncommercial orbital launches was two less than three times the number of commercial orbital launches. Determine the number of commercial and noncommercial orbital launches in 2012.
57. Orbital Launches In 2012 there was a total of 78 commercial and noncommercial orbital launches worldwide. In addition, the number of noncommercial orbital launches was two less than three times the number of commercial orbital launches. Determine the number of commercial and noncommercial orbital launches in 2012.
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
Chapter2: Working With Real Numbers
Section2.3: Rules For Addition
Problem 8P
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