en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

four less than the product of 2 and a number equals 9

Solution

four less than the product of 2 and a number equals 9

Solution

The number : 6 \frac{1}{2}

Solution steps

Represent the number with

x

A.T.Q.:

2 x - 4 = 9

Solve for

x, 2 x - 4 = 9 : x = \frac{13}{2}

Convert improper fractions to mixed numbers:

\frac{13}{2} = 6 \frac{1}{2}

The number : 6 \frac{1}{2}

Popular Examples

eli is now a quarter of his father's age. in 5 years time his age will be a third of his father's age. how old is eli now?The sum of three consecutive numbers is 33 more than the smallest number. Find the numbers.Including a 10% sales tax, a new stereo costs 319. Find the cost of the stereo before tax.A boy is 10 years older than his brother. In 4 years, he will be twice as old as his brother. Find the present age of each.Kim is 6 years more than twice Timothy’s age. 2 years ago, Kim was three times as old as Timothy. How old was Kim 2 years ago?