РЕШИ УРАВНЕНИЯ :K × 9 = 130 + 140b ÷ 6 = 200 - 120164 - c = 720 ÷ 9

Question

РЕШИ УРАВНЕНИЯ :
K × 9 = 130 + 140
b ÷ 6 = 200 - 120
164 - c = 720 ÷ 9

Comments

1. 9К=270=> к=270:9=> к=30

---

2. b:6=80 b=80*6=> b=480

---

3. 164-c= 80 c= 164-80. c=80

---

в последнем с=84

Answer 1

1) 9К=270, К=30
2) b/6=80, b=480
3) 164-с=80, с=84