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Mathematics 7 Online
OpenStudy (anonymous):

help please ??? 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.

OpenStudy (mathmale):

Cost of car plugs: ($0.75)(8) =? Cost of truck plugs: ($3.00)(4) =? Calculate these two amounts separately and then add the results together.

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