## Math Problem Statement

The sum of two numbers is 12 and the difference of their squares is 60. The difference between the numbers is

(A) 3

(B) 5

(C) 7

(D) 9

## Solution

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## Math Problem Analysis

### Mathematical Concepts

Algebra

Difference of Squares

Linear Equations

### Formulas

x^2 - y^2 = (x - y)(x + y)

x + y = 12

x - y = 60 / 12

### Theorems

Difference of Squares Theorem

### Suitable Grade Level

Grades 8-10

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