I think you have to add the costs. Hope this helps
Answer:
15.3
×6.4
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I am going to attach a Photo so you can understand it more.
Step-by-step explanation:
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Answer:
Evaluate each expression below for the given value. That is, find the value of the expression when the variable is equal to the value given.
Giving 20 points.
a. 2a - 7 when a = 3
b. 10 + 4m when m = -2
c. 9 + (-2n) when n = 4
d. x/2 + 5 when x = 6