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Phổ biến >

five times a number,subtracted from twelve,is triple the number

Lời Giải

five times a number, subtracted from twelve, is triple the number

Lời Giải

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

Các bước giải pháp

Represent the number with

x

A.T.Q.:

12 - 5 x = 3 x

Giải

x, 12 - 5 x = 3 x : x = \frac{3}{2}

Chuyển phân số không thực sự thành hỗn số:

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

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

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