Ответ:
- \(4x=24+x\);
\(4x-x=24\);
\(3x=24\);
\(x=8\). - \(8x-8=20-6x\);
\(14x=28\);
\(x=2\). - \(9-4x=3x-40\);
\(49=7x\);
\(x=7\). - \(0.6x-5.4=-0.8x+5.8\);
\(1.4x=11.2\);
\(x=8\). - \(4.7-1.1x=0.5x-3.3\);
\(8=1.6x\);
\(x=5\). - \(\frac{5}{6}x+16=\frac{4}{9}x+9\);
\(\left(\frac{5}{6}-\frac{4}{9}\right)x=-7\);
\(\frac{7}{18}x=-7\);
\(x=-18\).
Ответ: 1) \(x=8\); 2) \(x=2\); 3) \(x=7\); 4) \(x=8\); 5) \(x=5\); 6) \(x=-18\).
