Question

Afla numarul necunoscut:2•×=120 4•×=60 9•×=45 6•×=240​

Answer 1

1. 2×x=120

x=60

2. 4×x=60

x=15

3. 9×x=45

x=5

4. 6×x=240

x=40

Answer 2

1. x=120:2
x=60
2. x=60:4
x=20
3. x=45:9
x=5
4. x=240:6
x=40