Question

find the value of x+y and x-y of the following equation 17x+18y=51 ; 18x+17y=54​

Answer 1

here is your answer!!!!

Answer 2

Answer:

here is ur answer !!!

Step-by-step explanation:

x=3

substitute x=3 in eq 1

17(3)+18y=51

51+18y=51

18y=51-51

18y= 0

y=0/18

y=0

x+y= 3+0 = 3

x-y=3-0=3