SOLUTION: a company sells brass and steel machine parts.one shipment contains 3 brass and 10 steel parts and cost $48. a second shipment contains 7 brass and steel parts and cost $54. find t
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Question 575368: a company sells brass and steel machine parts.one shipment contains 3 brass and 10 steel parts and cost $48. a second shipment contains 7 brass and steel parts and cost $54. find the cost of each machine part. how much would a shipment containing 10 brass and 13 steel machine parts cost?
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
Let 
represent the cost of a brass part and 
represent the cost of a steel part.
Did you leave out the number of steel parts for the second situation or is the quantity 7 and 7 like I've assumed?
Be that as it may, once you have the right coefficient on in the second equation, then solve the 2X2 system. Once you have values for and , calculate 
John
My calculator said it, I believe it, that settles it
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