lona started with a certain amount of money. She spent 2/5 of her money. She earned $5 the next day. Later, she lost 3/7 of her money, but she still had $20 left. How much did she have at first?
Added by Rachel D.
Step 1
According to the problem, she spent \( \frac{2}{5} \) of her money. So, the money she had left after spending is \( M - \frac{2}{5}M \). Show more…
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