Question

3. Реши уравнения.
x. 10 = 540
х: 10 = 45
84 + х = 450
х- 24 = 390​

Answer 1

1) x•10=540
x=540:10
x=54
2)x:10=45
x=45•10
x=450
3)84+x=450
x=450-84
x=366
4)x-24=390
x=390+24
x=414

Answer 2

1)х=54 2)х=450 3)х=366 4)х=414