Question 1146755
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He pays 12$ each month, plus 2$ for each hour he practises. Write a relation for the total cost for one month, in dollars,when Dave practises t hours.
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He pays b $ each month, plus m $ for each hour he practises. Write a relation for the total cost y for one month, in dollars,when Dave practises t hours.
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{{{y=mt+b}}}