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Licemer1 [7]
3 years ago
6

Audrey has $111 to spend on a tennis racket and lessons. The racket costs $55 and the lessons cost $14 per hour. Define a variab

le. Then write and solve an equation to find how many hours of lessons she can afford ?
( pls answer this )
Mathematics
1 answer:
Mnenie [13.5K]3 years ago
7 0

Answer:

Audrey can afford 4 hours of lesson.

Step-by-step explanation:

Given that:

Amount Audrey has to spend = $111

Cost of racket = $55

Cost per lesson = $14

Let,

y be the total cost

x be the number of hours

According to given statement;

y = 14x + 55

111 = 14x + 55

111 - 55 = 14x

14x = 56

Dividing both sides by 14

\frac{14x}{14}=\frac{56}{14}\\x=4

Hence,

Audrey can afford 4 hours of lesson.

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scZoUnD [109]

Answer:

x = 5

Step-by-step explanation:

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6/6(3 - 7x) = -192/6

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Subtract 3 from each side

3-7x-3 = -32-3

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Step-by-step explanation:

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2 years ago
What is 1/4 (5y-3)+1/16 (12y+17
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2 years ago
What percent of 20 is 6
Luba_88 [7]

Answer:  30 percent of 20 is 6.

_______________________________________________

Step-by-step explanation:

_______________________________________________

(n/100)  * 20 = 6  ?  

Solve for "n"  .

_______________________________________________

Divide each side of the equation by "20" :

{ (n/100) * 20 }  / 20  = 6 / 20 ;

to get:

n/100  = 6/20 ;  

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Look at the denominators:


20 * ? = 100 ?

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_______________________________________________

 Answer:  30 percent of 20 is 6.

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2 years ago
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VikaD [51]

Answer:

(D)

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