Math Problem Statement

Observa la siguiente imagen y responde la pregunta. ¿Cuál es el valor que representa la pesa, para que la balanza este en equilibrio? A. -9 B. -1 C. 1 D. 9

Solution

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Math Problem Analysis

Mathematical Concepts

Algebra
Linear Equations
Balancing Equations

Formulas

-15 = 3 * ? + 12

Theorems

Balancing principle
Solving for a variable

Suitable Grade Level

Grades 6-8