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Alona [7]
2 years ago
15

5(10k + 1) + 2(2 +8k) Choose 1 ansvar

Mathematics
1 answer:
MrRa [10]2 years ago
4 0

Answer:

50k + 5 + 4 + 16k

66k + 9

Step-by-step explanation:

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Cristina bought a bag of coffee for $8.47. The weight of the bag was 7/8 of a pound. What was the price, per pound, of the coffe
SpyIntel [72]
~For this problem, you need to divide. 
~The easy way that I think might help you is if you change the fraction into a decimal. 
 
\frac{7}{8} = 0.875
  
Now divide $8.47 by 0.875
\frac{8.47}{0.875} = 9.68
     
     The price per pound of the coffee was $9.68

5 0
3 years ago
Read 2 more answers
Hi can someone help me with this
Ad libitum [116K]

Answer:

25 units

Step-by-step explanation:

Applying Pythagoras' Theorem,

(BD)^2= (CD)^2 + (BC)^2

(BC)^2= 65^2 - 60^2

(BC)^2= 625

BC= √625= 25

5 0
3 years ago
What is the answer to number 1 question?
never [62]
I do not know the answer
8 0
3 years ago
Is this right, can someone please explain so?
Orlov [11]
You have to turn them in to the lowest common denominator

6 0
3 years ago
After mixing two types of candies, the price became $3.40 per lb. The quantity of the first type of candy was 5/12 of the quanti
drek231 [11]

Answer:

$2.90

Step-by-step explanation:

The quantity of the 1st type of candy be x lb and that of the second type − y lb with the price of $ p/lb.

Then, x=5y/12 or y=2.4x.

The "total price" equation will be: 4.6x + 2.4xp = 3.4(x+2.4x).  

Solving for p, we get p = $2.90.

5 0
3 years ago
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