Solution:
[tex]1. \frac{w}{2} - 6 = - 10 \\ = > \frac{w}{2} = - 10 + 6 \\ = > \frac{w}{2} = - 4 \\ = > w = - 4 \times 2 \\ = > w = - 8[/tex]
[tex]2. \: \: 3x + 3x - 2x = 12 \\ = > 4x = 12 \\ = > x = \frac{12}{4} \\ = > x = 3[/tex]
Answers:
1. w = -8
2. x = 3
