![image](https://tex.z-dn.net/?f=a%29+6x%5Cgeq+-18%5C%5C%5C+%0A++++x%5Cgeq+-3%5C%5C%5C+%0Ab%29+-4x%3E+36%5C%5C%5C%0A++++x%3C-9%5C%5C%5C%0Ac%29+0%2C5%28x-2%29%2B+1%2C5%5Cgeq+x%2B1%5C%5C%5C%0A0%2C5x-1%2B1%2C5%5Cgeq+x%2B1%5C%5C%5C%0A0%2C5x-x%5Cgeq+1%2B1-1%2C5%5C%5C%5C%0A-0%2C5x+%5Cgeq+0%2C5%5C%5C%5C%0Ax+%5Cleq+-1)
36\\\
x<-9\\\
c) 0,5(x-2)+ 1,5\geq x+1\\\
0,5x-1+1,5\geq x+1\\\
0,5x-x\geq 1+1-1,5\\\
-0,5x \geq 0,5\\\
x \leq -1" alt="a) 6x\geq -18\\\
x\geq -3\\\
b) -4x> 36\\\
x<-9\\\
c) 0,5(x-2)+ 1,5\geq x+1\\\
0,5x-1+1,5\geq x+1\\\
0,5x-x\geq 1+1-1,5\\\
-0,5x \geq 0,5\\\
x \leq -1" align="absmiddle" class="latex-formula">