The amount made by the instructor is the total sum of the individual amount paid by Bela and Sandra which is $472
Given the Cost equation for the lesson :
Bela's cost :
y = 8(24) + 12 = $204
Sandra's cost :
y = 8(32) + 12 = $268
The total amount made by the instructor is :
Total amount made = $204 + $268 = $472
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