The answer is B since he bought 4 in all it is x+y =4 . x=dvd y= blue ray discs .

so 2x + 5y =11
2x since dvds are $2
5y since blue ray discs are $5
11 since that’s the total

6 0

2 years ago

Distances in space are measured in light-years. The distance from Earth to a star is 6.8 × 1013 kilometers. What is the distance

baherus [9]

I light year = 9.46 x 10¹² km

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Find the number of light years
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$\text {Number of light years = } \dfrac{6.8 \times 10^{13}}{9.46 \times 10^{12}}$

$\text {Number of light years = } 7.18$

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Answer: The distance from Earth to the star is 7.18 light-years.
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8 0

2 years ago

Read 2 more answers

The graph below shows the average daily temperature over the period of a year. Explain how each labeled section of the graph rel

klemol [59]

Remark
I'm going to assume you are in the Northern Hemisphere.

Answer
A looks like you are beginning in Winter. The temperature is down quite a bit. That would be about October where I live. B is spring because the temperature is rising but not at it's peak. That would be about April May here.

C is summer. Glorious warm summer. June July and August.

D is autumn. The temperature is falling and it is just about at it's low peak again.

7 0

2 years ago

Read 2 more answers

Regina purchased 1.75 pounds of turkey breast from her local deli for $5.99 per pound. To the nearest cent, how much did she spe

VashaNatasha [74]

5.99(1.75)= 10.4825

10.4825 to the nearest hundredth is 10.48

$10.48

3 0

3 years ago