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20 less than 2 times a number is 40 = 2x - 20 = 40

Let x = the number

2 times a number = 2x

20 less than = - 20

is 40: =40

Translating it into mathematical symbols :2x - 20 = 40

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Q: What is 20 less than 2 times a number is 40?
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