pojarmirela2019 pojarmirela2019
  • 21-09-2020
  • Mathematics
contestada

suma a doua numere este 98 iar diferenta lor este 82 aflati cele doua numere​

Respuesta :

Muscardinus Muscardinus
  • 26-09-2020

Answer:

90 and 8

Step-by-step explanation:

The question is : the sum of two numbers is 98 and their difference is 82 find the two numbers

Let two numbers are x and y.

Sum of two numbers is 98

x+y = 98 ....(1)

The difference of two numbers is 82.

x-y=82....(2)

Adding equation (1) and (2) we get :

x+y+x-y=98+82

2x=180

x=90

Put the value of x in equation (1)

90+y = 98

y = 8

Hence, the two numbers are 90 and 8.

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