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# Equations and Inequalities

# Solving Equations with Multiple Variables Examples

### Example 1

Suppose a rectangle has length 5 cm and width 2 cm. What is the area of the rectangle? |

### Example 2

Find the width of a rectangle with length 3 in and area 45 in |

### Example 3

Solve the formula |

### Example 4

If the circumference of a circle is 40π, what is the radius of the circle? |

### Example 5

If 5 |