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شائع Word Problems >

the product of two consecutive negative integers is 72. find the value of the lesser integer.

الحلّ

t h e p ro d u c t o f tw o co n sec u t i v e n e g a t i v e in t e g ers i s 72. f in d t h e v a l u e o f t h e l esser in t e g er .

الحلّ

The smallest number : - 9

خطوات الحلّ

Represent the numbers with

x

:

First number : x

Consecutive number : x + 1

A.T.Q.:

x (x + 1) = 72

x (x + 1) = 72

حلّ:

x = 8, x = - 9

Select negative solutions:

- 9

x + 1 = - 9 + 1 = - 8

Select the smallest solution:

- 9

The smallest number : - 9

أمثلة شائعة

the sum of 3 times a number and 7 equals 9 twice a number is 26 the product of two consecutive odd numbers is 10 more than the square of the smaller number. FIND THE SMALLER NUMBER Maria is buying a new set of golf clubs. The clubs are marked at 950, but if Maria pays cash, the shop will take 10% off the marked price. How much will the clubs cost if Maria pays cash 3 consecutive integers add up to 51. What are these integers ?