The 差 of two number is 16. The greater number is 5 less than 4 times the smaller number. Find the two numbers.

解

T h e d i ff ere n ce o f tw o n u mb er i s 16. T h e g re a t er n u mb er i s 5 l ess t han 4 t im es t h e s ma ll er n u mb er . F in d t h e tw o n u mb ers .

The numbers : 23, 7

解答ステップ

Represent the numbers with

x and y

number 1 : x

number 2 : y

A.T.Q.:

x - y = 16

x = 4 y - 5

x - y = 16, x = 4 y - 5 : x = 23, y = 7

The numbers : 23, 7