16x-x−28x-28x−28=2x+152x+152x+15-7
16x – x + 28 = 2x + 15 – 7
16x – x – 2x = – 7 + 15 – 28
13x = -20
x = -20/13
х=-1,53846153846
16x-x−28x-28x−28=2x+152x+152x+15-7
16x – x + 28 = 2x + 15 – 7
16x – x – 2x = – 7 + 15 – 28
13x = -20
x = -20/13
х=-1,53846153846