According to the information given, the equation that represents the situation is:
[tex]6c - 1200 = 240[/tex]
The total costs are:
Then:
[tex]T = 6c + 240[/tex]
The budget is of $1200, hence, since the total cost is equals to the budget:
[tex]T = 1200[/tex]
[tex]6c + 240 = 1200[/tex]
Rearranging:
[tex]6c - 1200 = 240[/tex]
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