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Популярное Word Problems >

The product of a number decreased by 5 and the same number increased by 2 is 8. Find all numbers that satisfy this condition.

Решение

T h e p ro d u c t o f a n u mb er d ecre a se d b y 5 an d t h e s am e n u mb er in cre a se d b y 2 i s 8. F in d a ll n u mb ers t ha t s a t i s f y t hi s co n d i t i o n .

Решение

The number : 6 or - 1

Шаги решения

Represent the number with

x

A.T.Q.:

(x - 5) x + 2 = 8

Решите для

x, (x - 5) x + 2 = 8 : x = 6, x = - 1

The number : 6 or - 1

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