решите неравенство 1 - (8+x) =>3x - 10

Question

решите неравенство 1 - (8+x) =>3x - 10

Answer 1

1 - (8+x)  =>3x - 10
1 + 10  => 3x +(8+x)
11 => 4x +8
11-8 => 4x
3 => 4x
3/4 => x