Ответ:
- \(9x-77=-50\); \(9x=27\); \(x=3\).
- \(10x+62=72\); \(10x=10\); \(x=1\).
- \(-2x+11=-51\); \(-2x=-62\); \(x=31\).
- \(7x+71=92\); \(7x=21\); \(x=3\).
- \(-4x+27=-9\); \(-4x=-36\); \(x=9\).
- \(-4x+40=-84\); \(-4x=-124\); \(x=31\).
- \(-5x+46=-79\); \(-5x=-125\); \(x=25\).
- \(3x+45=99\); \(3x=54\); \(x=18\).
- \(9x-42=30\); \(9x=72\); \(x=8\).
- \(-5x-96=-36\); \(-5x=60\); \(x=-12\).
