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MathematicsMathematics
20 July, 05:54

A book you want to buy usually costs b dollars. It is on sale for 15% off the original

price. This means that the price, b, is reduced by 0.15b.

The expression representing this situation is b-0.15b.

Rewrite this expression to combine like terms.

O A. - 0.85b

OB. 85b

O C. 0.85b

O D. 1.15b

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Answers (1)
  1. 20 July, 09:04
    0
    Answer: C) 0.85b

    This is saying 85% of b since 100% - 15% = 85%

    You can think of b-0.15b as 1b-0.15b = (1-0.15) b = 0.85b
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Home » Mathematics » A book you want to buy usually costs b dollars. It is on sale for 15% off the original price. This means that the price, b, is reduced by 0.15b. The expression representing this situation is b-0.15b. Rewrite this expression to combine like terms.
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