Dylan and Sam share a group of baseball cards in a ratio of 8:3. If Sam has 15 baseball cards, how many does Dylan have?
1 answer:
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The cost of downloading the app and downloading 30 songs is $40.7
Step-by-step explanation:
The equation can be written using slope-intercept form
Let x be the number of songs
Then
$1.29 per song will be written as
1.29x
for x number of songs
The initial charges are $2 so the equation will be:
To find the cost of 30 songs, we have to put x= 30
So,
Hence,
The cost of downloading the app and downloading 30 songs is $40.7
Keywords: Functions, slope
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