[3x-7]=12 solve for x
2 answers:
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Answer:
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Step-by-step explanation:
Given
$1000 for 9 days
$750 for 10 days
$850 for 4 days
$900 for other days
Required
Compute the daily average
First, we need to compute the number of days her balance is $900
Assuming the billing cycle is 30 days;
The Average is then calculates using:
<em /><em> --- Approximated</em>
Answer:
Question 4: 20 + 6 + 6 + 12 + 16 = 60
Question 5: 144 + 90 + 90 + 48 + 48 = 420
Question 6: 78.28 + 78.28 + 88.58 + 27.09 + 27.09 = 299.32
Step-by-step explanation:
Hope this helps!