Răspuns :
6x-8 + 30x-35-7x = 16 x +240-10
29x -43 = 16 x + 230
29x - 16 x = 230 + 43
13x=273
x = 273 /13
x = 21
29x -43 = 16 x + 230
29x - 16 x = 230 + 43
13x=273
x = 273 /13
x = 21