1.2(x - 4) + 4.6 = 0.3(3 + x)
1.2x - 4.8 + 4.6 = 0.9 + 0.3x
1.2x - 0.2 = 0.9 + 0.3x
1.2x - 0.3x = 0.9 + 0.2
0.9x = 1.1
x = \( \frac{1.1}{0.9} \)
x = \( \frac{11}{9} \)
Ответ: x = 11/9