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Phổ biến Word Problems >

seven more than twice a number is equal to four times the same number

Lời Giải

se v e n m ore t han tw i ce a n u mb er i s e q u a l t o f o u r t im es t h e s am e n u mb er

Lời Giải

The number : 3 \frac{1}{2}

Các bước giải pháp

Represent the number with

x

A.T.Q.:

7 + 2 x = 4 x

Giải

x, 7 + 2 x = 4 x : x = \frac{7}{2}

Chuyển phân số không thực sự thành hỗn số:

\frac{7}{2} = 3 \frac{1}{2}

The number : 3 \frac{1}{2}

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