Math Problem Statement

–9x + 7y = 7 6x − 7y = 14

Solution

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Math Problem Analysis

Mathematical Concepts

Algebra
Linear Equations
Systems of Equations
Elimination Method

Formulas

Linear equation in two variables: ax + by = c
Elimination method: Add or subtract equations to eliminate one variable

Theorems

Elimination Method for Solving Systems of Linear Equations

Suitable Grade Level

Grades 8-10