Answer:
56
Step-by-step explanation:
7 heartbeats *8 minutes = 56
1-1, 1-2, 1-3, 1-4 and u should Change it to middle school
Answer:
Correct answer is A 357,5
Step-by-step explanation:
Answer:
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Step-by-step explanation:
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Step-by-step explanation:
x = price per video game
y = price per CD
164 = 5x + 3y
and then we know
x = y + 12
now we can use this as substitute in the first equation :
164 = 5(y + 12) + 3y = 5y + 60 + 3y = 8y + 60
104 = 8y
y = $13
x = y + 12 = 13 + 12 = $25
so, each CD costs $13.
