Lucy is knitting a blanket and needs to buy some more yarn. At her local craft store, 2 skeins of yarn cost $7 and 8 skeins of y
arn cost $28. If Lucy needs 20 skeins of yarn to finish the blanket, how much money will it cost?
A $49
B $56
C $70
D $140
1 answer:
Answer:
The naswer to your question is: letter c)70
Step-by-step explanation:
Data
2 skeins of yarn cost $7
8 skeins of yarn cost $28
total = 20 skeins
cost = ?
Equation = she need s to buy 2 skeins of 8 a 2 skeins of 2
cost = 2 x $28 + 2 X $7
cost = 56 + 14
cost = $70
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12%
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0.11911764705 x100 = 11.911764705
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12%
Answer:
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Step-by-step explanation:
(5x - 2) * (x + 2)
We can FOIL
first: 5x*x = 5x^2
outer : 2*5x = 10x
inner: -2x
last : -2*2 = -4
Add these together
5x^2 +10x-2x-4
5x^2 +8x-4
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B: cost=3*50+.40m
set the costs equal, and solve for m.
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Answer:
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Step-by-step explanation:
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na
