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Phổ biến Word Problems >

20 less than a number is at least 100

Lời Giải

20 l ess t han a n u mb er i s a t l e a s t 100

Lời Giải

x \geq 120

Các bước giải pháp

Represent the number with

x

A.T.Q.:

x - 20 \geq 100

Giải

x, x - 20 \geq 100 : x \geq 120

x \geq 120

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