22 = 7х - 6
22 + 6 = 7х
7х = 28
х = 4
-20 = 7х - 6
-20 + 6 = 7х
-14 = 7х
х = -2
1.22=7х-6 2.-20=7х-6
7х=28 -7х=14
х=4 х=-2
22 = 7х - 6
22 + 6 = 7х
7х = 28
х = 4
-20 = 7х - 6
-20 + 6 = 7х
-14 = 7х
х = -2
1.22=7х-6 2.-20=7х-6
7х=28 -7х=14
х=4 х=-2