zs

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

受欢迎的 Word Problems >

21is 6 times the sum of 8 and a number

解答

21 i s 6 t im es t h e s u m o f 8 an d a n u mb er

解答

The number : - 4 \frac{1}{2}

求解步骤

Represent the number with

x

A.T.Q.:

21 = 6 (8 + x)

求解

x, 21 = 6 (8 + x) : x = - \frac{9}{2}

将假分式转换为带分数:

\frac{9}{2} = 4 \frac{1}{2}

The number : - 4 \frac{1}{2}

流行的例子

The sum of two numbers is 17. Twice the smaller number is four greater than the larger number. What are the numbers?the sum of eight times a number and negative four exceeds twelve Find the area of a circle with a 周长 of 12.56 units.There are 4 consecutive integers that sum to 26. What are the integers?Two fair dice are rolled and the possibilities are below. Find the probability that the sum is 6 . Round to the nearest tenth of percentage.