Gaby has a total of 36 coins in her piggy bank. If the only coins in the bank are nickels and quarters, and add up
1 answer:
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Answer:
,
Step-by-step explanation:
<h3>I will use the elimination method.</h3>We want to make the X's the same:
Because the signs of the X's are the same we subtract the 2 equations to make:
(I put the second one on top of the 1st)
So:
Substitute y into either equation 1 or 2:
(I chose equation 1)
So: