Пожалуйста помогите решить
1) 9 - 4y = -5y
-4y + 5y = -9
y = -9
2) 4n = -2 + 6n
4n - 6n = -2
-2n = -2
n = 1
3) 2x + 4 = 6
2x = 6 - 4
2x = 2
x = 1
4) 3x + 7 = x
3x - x = -7
2x = -7
5) -5m+24=m
-5m - m = -24
-6m = -24
m = 4
6) -16 - m = -2m
-m + 2m = 16
m = 16