ru

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Популярное Word Problems >

If the sum of a number and four is doubled, the result is one less than the number. Find the number.

Решение

I f t h e s u m o f a n u mb er an d f o u r i s d o u b l e d, t h e res u lt i s o n e l ess t han t h e n u mb er . F in d t h e n u mb er .

Решение

The number : - 9

Шаги решения

Represent the number with

x

A.T.Q.:

(x + 4) \cdot 2 = x - 1

Решите для

x, (x + 4) \cdot 2 = x - 1 : x = - 9

The number : - 9

Популярные примеры

What is the total interest to be paid on a 1 year 7600 loan at 3.5% p.a. flat interest?Kenny has 500 in an account. The interest rate is 5% compounded annually.To the nearest cent, how much interest will he earn in 1 year?Translate the sentence into an equation. Twice the разность of a number and 9 is 6 The sum of the squares of two consecutive, positive odd integers is 1154. Algebraically determine the integers i have 1073 balls but 88.8% popped how many do I have left