Math Problem Statement
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Systems of Equations
Formulas
E + N + J = 127 (Sum of all messages)
J = 3E (Juan José sent 3 times as many messages as Emilia)
N = E + 7 (Nicolás sent 7 more messages than Emilia)
Theorems
Basic Algebraic Manipulation and Substitution
Suitable Grade Level
Grades 6-8
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