Tyrone bought 15.3 gal of gasoline priced at $g$ dollars per gallon, 2 qt of oil priced at $q$ dollars per quart, and a wiper blade priced at $3.79. How do you write an expression that represents the total cost of these items?

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Answer 1 · 2016-12-30T10:10:18

$P = 15.3g + 2q + 1(3.79)$

The total price of a particular item is equal to the number of items multiplied by the price per unit.

$15.3g$

$2q$

$1*3.79$

The total price of all the items would be the sum of the total price per item

$P = 15.3g + 2q + 1(3.79)$

Tyrone bought 15.3 gal of gasoline priced at gg dollars per gallon, 2 qt of oil priced at qq dollars per quart, and a wiper blade priced at $3.79. How do you write an expression that represents the total cost of these items?