math
posted by faizan
Two bags of crisps and five chocolate biscuits cost £1.76.If each bag of crisps costs 4p more than a chocolate biscuit,
what is the cost of a biscuit?

Reiny
cost of biscuit  x p
cost of crisp  x+4 p
2(x+4) + 5x = 176
solve for x
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