Chapter 2.5

Expression

6c - 25

2b + 14

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MathematicsSecondary Education

This lesson contains 11 slides, with text slides.

Items in this lesson

Expression

6c - 25

2b + 14

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Equation

5 = 6c - 25

7b + 4 = 2b + 14

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Formula

The total cost (c) of two-dollar apple each.

c = 2n

where n is the number of apples.

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What is the perimeter of the rectangle in expression?

2n + 1

4n - 5

What is the perimeter of the rectangle when n = 2?

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Chapter 2.5

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