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Популярное Word Problems >

Two numbers add up to 80 . The greater number is three times the lesser number.:What are the two numbers?

Решение

Tw o n u mb ers a dd u p t o 80 . T h e g re a t er n u mb er i s t h ree t im es t h e l esser n u mb er . : Wha t a re t h e tw o n u mb ers ?

Решение

The numbers : 60, 20

Шаги решения

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x + y = 80

x = 3 y

x + y = 80, x = 3 y : x = 60, y = 20

The numbers : 60, 20

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