An auto mechanic ordered eight car spark plugs and four truck spark plugs. car spark plugs cost $.75, and truck spark plugs cost $3.00 apiece. use the distributive property to find the total cost of these parts.

The answer is $18.

Step-by-step explanation:

The distributive property of multiplication is :

Given is:

8 car spark plugs cost $0.75 a piece and 4 truck spark plugs cost $3.00 a piece.

So, we can find the total cost as:

=18

So, the answer is $18.

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step-by-step explanation: