Agrocer bought some walnuts for 45¢ per pound and some pecans for 60¢ per pound. he wants to mix the pecans and walnuts together to form a 90 pound mixture to sell at 55 cents per pound. if x represents the pounds of walnuts used in the mixture, which expression would represent the total cost of the pecans used in the mixture?

Expression is :

Step-by-step explanation:

A grocer bought some walnuts for 45¢ per pound.

He also bought pecans for 60¢ per pound.

He wants to mix the pecans and walnuts together to form a 90 pound mixture to sell at 55 cents per pound.

Let x represents the pounds of walnuts used in the mixture, so 90-x will represent the pounds of pecans.  

Hence, the expression that will represent the total cost of the pecans used in the mixture will be :

black/brown

step-by-step explanation:

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