x + 18 = 26 + 35
x + 18 = 61
x = 61 - 18
x = 43
x + 18 = 26+35
x+18 =61
x = 61 -18
x = 43
x + 18 = 26 + 35
x + 18 = 61
x = 61 - 18
x = 43
x + 18 = 26 + 25
= x + 18 = 51
= 51 - 18
= 33
x+18=61
x =61-18
x =43
Vậy x=43
Ai k mk mk kb
x + 18 = 26 + 35
x + 18 = 61
x = 61 - 18
x = 43