a)
[tex]2(x + 2) = - 3x \\ 2x + 4 = - 3x \\ 5x = - 4 | \div 5 \\ x = - \frac{4}{5} [/tex]
b)
[tex] - (3x + 2) = 3x + 8 \\ - 3x - 2 = 3x + 8 \\ - 6x = 10 | \div ( - 6) \\ x = - \frac{10}{6} = - 1 \frac{4}{6} = - 1 \frac{2}{3} [/tex]
c)
[tex]2(3x + 1) = - (3x + 2) \\ 6x + 2 = - 3x - 2 \\ 9x = - 4 | \div 9 \\ x = - \frac{4}{9} [/tex]
d)
[tex] - (3x + 8) = 2(4x + 8) \\ - 3x - 8 = 8x + 16 \\ - 11x = 24 | \div ( - 11) \\ x = - \frac{24}{11} = - 2 \frac{2}{11} [/tex]
