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77julia77 [94]
3 years ago
15

You have $32 to spend at the music store. Each cassette tape costs $5 and each cd costs $9. Write a linea inequality that repres

ents this situation. Let x represent the number of tapes and y the number of cds
Mathematics
2 answers:
forsale [732]3 years ago
8 0

Answer:

5x+9y≤32

Step-by-step explanation:

Let x be the number of cassette tapes you purchase.

Let y be the number of CDs you purchase.

The problem is you only have $32 to spend.

Different combinations of tapes and CDs are possible. We want an equation showing this relationship.

One cassette tape costs $5. The cost for any number of cassette tapes is $5 times the number  

purchased; that's 5 times x, or 5x.

To find the cost of CDs purchased, we multiply $9 times the number of CDs, $9 times y or 9y.  

The cost of the total purchase is  

[the cost of the cassettes] + [the cost of the CDs] or

5x + 9y


Hope this helps!!

Studentka2010 [4]3 years ago
4 0

Answer:

5x+9y≤32

Step-by-step explanation:


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A right triangle has a hypotenuse of 155 centimeters and a leg of 124 centimeters. Which of these is the length of the other leg
riadik2000 [5.3K]

Answer:

a

Step-by-step explanation:

Using Pythagoras' identity on the right triangle

let x be the other leg to be found, then

155² = 124² + x²

24025 = 15376 + x² ( subtract 15376 from both sides )

8649 = x² ( take the square root of both sides )

\sqrt{8649} = x

Hence x = 93 cm ← length of other leg → a



8 0
3 years ago
-3(x-5)=45<br> Please answer asap!
MrRa [10]

-3(x-5)=45

distribute

-3x+15 = 45

subtract 15 from each side

-3x = 30

divide by -3

x = -10

4 0
3 years ago
7 belts and 5 wallets cost $ 225.Write the equation.​
OleMash [197]

Answer:

7b+5w=$225

I think so.

3 0
2 years ago
Image of math question below
vitfil [10]
The second one 

Hope this helps :D
7 0
2 years ago
Read 2 more answers
Doogle drove 30 and one-third miles toward his brother's house in one-third of an hour. About how long will the entire 100-mile
Olenka [21]

Answer:

1\frac{9}{91}\ hours

Step-by-step explanation:

we know that

30 and one-third miles is equal to

30\frac{1}{3}\ mi=\frac{30*3+1}{3}=\frac{91}{3}\ mi

one-third of an hour is equal to

\frac{1}{3}\ h

Applying proportion

\frac{(1/3)}{(91/3)}\frac{h}{mi}=\frac{x}{100}\frac{h}{mi}\\ \\x=\frac{100}{91}\ h

Convert to mixed number

\frac{100}{91}\ h=\frac{91}{91}+\frac{9}{91}=1\frac{9}{91}\ h

8 0
3 years ago
Read 2 more answers
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