Ответ:

1) 7а+8а=15a

2)16b-5b=11b

3)27с-с=26c

4)d+34d=35d

5)3х+5х+17х=25x

6)46у-18у+22у=50y

7)12а+13а+26=25a+26

8)59z-z+73=58z+73

9)38х+17х-54х+х=2x

Ответ:

Пошаговое объяснение:

1) 7a + 8a = 15a

2) 16b - 5b = 9b

3) 27c - c = 26c

4) d + 34d = 35d

5) 3x + 5x + 17x = 8x + 17x = 25x

6) 46y - 18y + 22y = 28y + 22y = 50y

7) 12a + 13a + 26 = 25a + 26

8) 59z - z + 73 = 58z + 73

9) 38x + 17x - 54x + x = 55x - 54x + x = x + x = 2x