Х+320=90•8,400:х=1000:10

Question

Х+320=90•8,400:х=1000:10

Comments

x=730-320

---

x=410

---

не 9*8, а 90*8

---

ок, 73. перепутали когда набирал

---

опять(

---

:D

Answer 1

1)х+320=720
х=720-320
х=400
2)400:х=100
х=400:100
х=4