3 five-dollar bills, 3 one-dollar bills, 3 quarters, 1 dime, and 3 nickels. How much money does he have?
2 answers:
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Answer: x = -1 and y = 3
Step-by-step explanation:
Let's start by solving for
Add 5y to both sides
Now we need to divide both sides by 10
That's not the answer for x. We are not done yet :)
Now we need to substitute for
Now we need to simply both sides
Now we need to add 25 to both sides
We have the valuee for y! Now we need to find the value for x
To find the value of x, we need to substitute 3 for y in:
Therefore,
The answer is x = -1 and y = 3
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