SOLUTION: The cost (C) of making n articles is given by the formula C = p+qn where p and q are constants. the cost of making 7 articles is 29 cedis and the cost of making 5 articles is 21ce
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Question 1127327: The cost (C) of making n articles is given by the formula C = p+qn where p and q are constants. the cost of making 7 articles is 29 cedis and the cost of making 5 articles is 21cedis
i. Write down two equations in p and q
ii. solve these equations to find the values of p and q Answer by josgarithmetic(39617) (Show Source):
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The cost (C) of making n articles is given by the formula C = p+qn where p and q are constants. the cost of making 7 articles is 29 cedis and the cost of making 5 articles is 21cedis
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Subtract second equation from first equation and quickly find q.
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