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Phổ biến Word Problems >

a number, times four minus nine, is one

Lời Giải

a n u mb er, t im es f o u r min u s nin e, i s o n e

Lời Giải

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

Các bước giải pháp

Represent the number with

x

A.T.Q.:

x \cdot 4 - 9 = 1

Giải

x, x \cdot 4 - 9 = 1 : x = \frac{5}{2}

Chuyển phân số không thực sự thành hỗn số:

\frac{5}{2} = 2 \frac{1}{2}

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

Ví dụ phổ biến

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