пожалуйста помогите мне с уравнениями:

1) 6 • (х + 6) - 120

2)160 : х = 5 • 8

3)62 • x = 310

4)3х - 19 =11

5)76+ х= 19 • 4

6)343:x = 49

7)225 : x = 9

8)144:x = 6

9)16 • x = 80

10)23 + x = 2 • 23

11)15• (х+2) = 30

12)14 • (x-6) = 28
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