18. Angela puts $520 in an account that earns 6% per year. What interest will she get at the end of 1 year?

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Step-by-step explanation:

-14 is the answer

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answer: evaluate the objective function at each vertex to determine which - and -values, if any, maximize or minimize the function. example: find the minimum value and maximum value of the objective function f ( x , y ) = 4 x + 5 y , subject to the following constraints