## Math Problem Statement

Please solve

## Solution

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## Math Problem Analysis

### Mathematical Concepts

Algebra

Rearranging Equations

Linear Equations

Rational Equations

### Formulas

x - y = w

x + 4y = 3v

x / (y - 6) = v

v / (3x) = w / y

v + x = w

3v + x = w

vx + w = 4

4w + vx = y

### Theorems

Basic algebraic manipulation

Cross-multiplication

### Suitable Grade Level

Grades 8-10