The cost of four scarfs and six hats is $52. The cost of two hats is $1 more than the cost of one scarf. What are the costs of o ne scarf and one hat?
2 answers:
Four scarves and six hats is $52.00 <span>4s+6h=52 </span> <span>two hats is $1.00 more than the cost of one scarf. </span> <span>2h=1s+1 </span> <span>2h=s+1 </span> <span>s=2h-1 </span> <span>substitute for s </span> <span>4s+6h=52 </span> <span>4(2h-1)+6h=52 </span> <span>8h-4+6h=52 </span> <span>14h=56 </span> <span>h=4 </span> <span>s=2h-1 </span> <span>s=8-1 </span> <span>s=7 </span> <span>a scarf cost $7 </span> <span>a hat cost $4</span>
Answer with Step-by-step explanation:
Let s represents the cost of scarfs
and h represents the cost of hats.
Cost of four scarfs and six hats is $52.00
i.e. 4s+6h=52
Cost of two hats is $1.00 more than the cost of one scarf.
i.e. 2h=s+1
s=2h-1
substituting s in 4s+6h=52
4(2h-1)+6h=52
8h-4+6h=52
14h=56
h=4
s=2h-1
s=8-1
s=7
Hence,
Cost of one scarf= $7
and Cost of one hat= $4
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~sofia