Mathematics, 02.06.2021 21:10 adam4119
The formula for the total cost (C) of q rulers and serasers is C = 40q+15s Work out the total cost of 7 rulers and 4 erasers.
Answers: 2
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The formula for the total cost (C) of q rulers and serasers is C = 40q+15s
Work out the total cost...
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