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Molly is thinking of a number between one and ten. She multiplies the number by five and adds eight. Her final answer is seven times her original number. Can you guess Molly’s original number?
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Molly is thinking of a number between one and ten. She multiplies the number by five and adds eight. Her final answer is seven times her original number. Can you guess Molly’s original number?

User Jtomasrl
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1 Answer

3 votes
5x + 8 = 7x
8 = 7x - 5x
8 = 2x
8/2 = x
4 = x <== the number
User Haseoh
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7.4k points
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