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The expression 24c + 18.25d + 12 represents the total cost of c cases of cat food and d cases of dog food with a $12 delivery charge. The owner of a pet store orders 6 cases of cat food and 8 cases of dog food. What is the total cost of the order?
I can use the given , 24c + 18.25d + 12, to find the total cost of the oder.
The expression has three . They are 24c , 18.25d , and 12.
In 24c, the number 24 is the , and the letter c is the . This term represents a .
The number 12 is a .
To find the total cost of the order, I can the given expression.
I have to the given value for each . Then I can follow the to simplify the .
24c + 18.25d + 12
24( ) + 18.25( ) + 12 = + + 12 =
The total cost of the order is $ .