Mathematics, 24.05.2021 16:30 jak000067oyyfia

An advertising company charges $40 per half-page advertisement and $75 per full-page advertisement. Michael has a budget of $800 to purchase 13 advertisements. (a) Define a variable for each unknown. Write a system of equations to represent the situation. (b) How many half-page advertisements does Michael purchase? Show your work.
(c) How many full-page advertisements does Michael purchase? Show your work.

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An advertising company charges $40 per half-page advertisement and $75 per full-page advertisement....