20 - 13.76 = 6.24
The change after spending $13.76 would be $6.24.
Rationalizing the denominator, simply means "getting rid of that pesky root at the bottom", and we do so by simply multiplying it by something to take it out, of course, we multiply the bottom, we have to also multiply the top,

Answer:
The amount depositied is less than or equal to the amount of money in his wallet.
Step-by-step explanation:
PLEASE GIVE mE BRA1NL1EST!!!
Ok sure—————-_______—-____
The correct answer is -3.6. Hope this helps!!