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chubhunter [2.5K]
3 years ago
14

A father gave his son 5/7 of his monthly allowance keeping the rest for a previous debt. The son spent 5/7 of what his father ga

ve him and now has $9.60 left. What is the son's normal allowance?
Mathematics
1 answer:
lesya [120]3 years ago
4 0

M = Monthly Allowance.

N = 5/7 of M (Monthly Allowance)

5/7 of 5/7 of M = 9.60

5/7 * 5/7 * M = 9.60

Rearrange the formula to find M

M = 9.60 / (5/7) / (5/7) = 18.816

<h2>Monthly Allowance = $18.816</h2>
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An extraneous solution is the root of a transformed equation that isn't the root of the original equation.

<h3>What is an extraneous solution?</h3>

Your information is incomplete. Therefore, an overview will be given. It should be noted that an extraneous solution simply means a solution that is gotten from the solving of a problem but isn't a valid solution to the problem.

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dimulka [17.4K]

Hello from MrBillDoesMath!


Answer:    

       Domain restriction:  -3  <= x <= 0

       Range restriction:    -4 <= y <= 0

Discussion

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3 years ago
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3 years ago
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pickupchik [31]

Answer:

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Step-by-step explanation:

7 0
3 years ago
the sum of the squares of two consecutive negative even integers is 52. Find the integers. show all work!!!
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3 years ago
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