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受欢迎的 Word Problems >

Four subtracted from the product of 9 and a number is a most −30.

解答

F o u r s u b t r a c t e d f ro m t h e p ro d u c t o f 9 an d a n u mb er i s a m os t - 30.

解答

The number : - 2 \frac{8}{9}

求解步骤

Represent the number with

x

A.T.Q.:

9 x - 4 = - 30

求解

x, 9 x - 4 = - 30 : x = - \frac{26}{9}

将假分式转换为带分数:

\frac{26}{9} = 2 \frac{8}{9}

The number : - 2 \frac{8}{9}

流行的例子

Raffi is twice as old as Anoush. Five years from now the sum of their ages will be 64 . How old are Raffi and Anoush? Solution:two less than three times a number is nine 11 is equal to 4 more than the number.The product of 3 and a number is the same as 18 less thrice that same number. Find the number:A number plus 8 is greater than 11