Задание 1.
![2x-2\leq 1-x 2x-2\leq 1-x](https://tex.z-dn.net/?f=2x-2%5Cleq%201-x)
![2x+x\leq 1+2 2x+x\leq 1+2](https://tex.z-dn.net/?f=2x%2Bx%5Cleq%201%2B2)
![3x\leq 3 3x\leq 3](https://tex.z-dn.net/?f=3x%5Cleq%203)
![x\leq 1 x\leq 1](https://tex.z-dn.net/?f=x%5Cleq%201)
Ответ: (-∞;1]
Задание 2.
-(4+2x)" alt="31+5x>-(4+2x)" align="absmiddle" class="latex-formula">
-4-2x" alt="31+5x>-4-2x" align="absmiddle" class="latex-formula">
-4-31" alt="2x+5x>-4-31" align="absmiddle" class="latex-formula">
-35" alt="7x>-35" align="absmiddle" class="latex-formula">
-5" alt="x>-5" align="absmiddle" class="latex-formula">
Ответ: (-7;+ ∞)