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Taya2010 [7]
3 years ago
10

Carrie gave her hairstylist a $4.20 tip. The tip was 15% of the cost of the haircut. Write an equation to find h, the cost of th

e haircut, and solve.
Mathematics
1 answer:
Alona [7]3 years ago
4 0

Answer:

28

Step-by-step explanation:

you could wright the equation like 15/100=4.20/x

All I did is 100 divided by 15, which is 6.6666667, and then multiply that number by 4.20.

I hope this helped you!

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3 years ago
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The first jumbo jet was the Boeing 747, which is 70.5 meters long. The wingspan of the 747 is 60 meters. A model 747 has a wings
stepan [7]

Answer: The correct answer is 94 cm.

Step-by-step explanation:

wingspan         length

60 meters        70.5 m

----------------- = ----------------

80 cm                   x

Cross multiply

(60 m)x = (70.5 m)(80 cm)

Solve for x by dividing both sides of equation by 60 m:

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3 years ago
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mamaluj [8]

Answer:

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Step-by-step explanation:

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3 years ago
Aaliyah invested $550 in an account paying interest rate of 4% compounded constantly assuming no deposits or withdrawals are mad
devlian [24]

Answer:

1224.05

Step-by-step explanation:

formula:

PV(e^(it))

550*e^(.04*20)=1224.0475 which rounds to 1224.05

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