-3 \\ x>-3/4 \\ \\ \\ -14x+2 \leq 6x-2 \\ -20x \leq -4x \leq 0.2 \\ -5(6-x) \leq 3+8x \\ -30+x \leq 3+8x \\ x-7x \leq 3+30 \\ -6x \leq 33 \\ x \geq -33/6" alt="1) -7 x^{2} -3 x=0 \\ x(-7x-3)=0 \\ x=0 \\ -7x=3 \\ x=-3/7 \\ 2) 4x>-3 \\ x>-3/4 \\ \\ \\ -14x+2 \leq 6x-2 \\ -20x \leq -4x \leq 0.2 \\ -5(6-x) \leq 3+8x \\ -30+x \leq 3+8x \\ x-7x \leq 3+30 \\ -6x \leq 33 \\ x \geq -33/6" align="absmiddle" class="latex-formula">