ShianneS114679 ShianneS114679
  • 03-11-2022
  • Mathematics
contestada

I am thinking of a number. It has two digits. When I reverse the digits and then add the new number to the original number I get 33. What is my number?

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MikynleeI652516 MikynleeI652516
  • 03-11-2022

I am thinking of a number. It has two digits. When I reverse the digits and then add the new number to the original number I get 33. What is my number?

Let

the number xy

so

Reverse the digits yx

xy+yx=33

10x+10y=30 ------> equation 1

y+x=3 ----> equation 2

solve the system by graphing

the syste

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