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Phổ biến Word Problems >

Twice the sum of a number and 9 is 8

Lời Giải

Tw i ce t h e s u m o f a n u mb er an d 9 i s 8

Lời Giải

The number : - 5

Các bước giải pháp

Represent the number with

x

A.T.Q.:

2 (x + 9) = 8

Giải

x, 2 (x + 9) = 8 : x = - 5

The number : - 5

Ví dụ phổ biến

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