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شائع Word Problems >

seven less than twice a number is the same as one less than a number. find the number.

الحلّ

se v e n l ess t han tw i ce a n u mb er i s t h e s am e a s o n e l ess t han a n u mb er . f in d t h e n u mb er .

الحلّ

The number : 6

خطوات الحلّ

Represent the number with

x

A.T.Q.:

2 x - 7 = x - 1

2 x - 7 = x - 1, x

حلّ لـ:

x = 6

The number : 6

أمثلة شائعة

Ben is 20 years older than Daniel. Ben and Daniel first met two years ago. Three years ago, Ben was 3 times as old as Daniel. How old is Ben now?the sum of 3 times a number and-5 added to 7 times a number Five times a number decreased by 12 is equal to 24 more than 8 times the same number.The sum of two numbers is 68. The larger number minus the smaller number is 6. Find the numbers.Two numbers have a sum of 18 and a difference of 8. Find the greater number.