Math Problem Statement
Solve the following system of equations for "x". Express your answer as a decimal number with at least four digits past the decimal.
y - (3.9)(x) = (4.3)(x + y) + 4.1
y + 8.8 = (y - x)/2
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Systems of Equations
Linear Equations
Formulas
y = mx + b (linear equation)
Substitution Method
Simplification Techniques
Theorems
Properties of Equality
Linear Combination (Addition/Subtraction)
Suitable Grade Level
Grades 9-12