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Populaire Word Problems >

Question One number is eight less than three times another number. If the sum of the numbers is 20 , find the numbers.

Solution

Q u es t i o n O n e n u mb er i s e i g h t l ess t han t h ree t im es an o t h er n u mb er . I f t h e s u m o f t h e n u mb ers i s 20, f in d t h e n u mb ers .

Solution

The numbers : 13, 7

étapes des solutions

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x = 3 y - 8

x + y = 20

x = 3 y - 8, x + y = 20 : x = 13, y = 7

The numbers : 13, 7

Exemples populaires

2times the sum of 1 and some number is 0 The sum of the ages of John and Mary is 32. Four years ago, John was twice as old as Mary. Find the present age of each.eight less than the product of 5 and a number is 6.nine more than the product of a number and 8 equals 5 The différence of three times a number and 4 is-19