Math Problem Statement
dime la alternativa correcta ysu resolución de manera fácil en español
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
System of Equations
Mixture Problems
Formulas
x + y = 120
0.73x + 0.91y = 0.85 * 120
Theorems
Mixture theorem for proportionality
Suitable Grade Level
Grades 10-12
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