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Chapter 2: Q. 48E (page 80)
Use the distributive property to write an equivalent variable expression. (Lesson 2.2)
The equivalent variable expression is
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ant Pumpkins A giant pumpkin can be difficult to weigh directly on a scale. To estimate the weight, you can first measure the distances a, b, and c (in inches) as shown below. The weight W (in pounds) can then be approximated using the formula .
a. Use the distributive property to write the given formula without parentheses.
b. For a certain pumpkin, inches, inches, and inches. Approximate the weight of the pumpkin to the nearest pound
Use the distributive property to evaluate the expression.
Use the distributive property to evaluate the expression.
Game Room You are building a game room adjacent to your living room. The widths of the two rooms must be the same. There are no restrictions on the game room鈥檚 length l.
a. Write an expression for the total area of both rooms by multiplying their common width by their combined length.
b. Write a second expression for the total area by finding the area of each room separately and then adding the two areas.
c. Show that the expressions from parts (a) and (b) are equivalent.
Use the distributive property to evaluate the expression.
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