An auto mechanic ordered eight car spark plugs and four truck spark plugs. Car spark plugs cost $0.75 and truck spark plugs cost $3 a piece. Use the distributive property to find the total cost of these parts.​

Respuesta :

Answer:

Total cost: $18

Step-by-step explanation:

First set up the equation

8(0.75) + 4(3) = x

Then, multiply the numbers

6 + 12 = x

Add them to get your answer

18