8x=-8.8              9t-13-4t=17                     14+5x=0                     5x-3x=22+14x

8x = -8.8 x = [latex] \frac{-8.8}{8} [/latex] х = -1.1 9t-13-4t = 17 9t-4t = 17+13 5t = 30 t = [latex] \frac{30}{5} [/latex] t = 6 14+5x = 0 5x = -14 x = [latex] \frac{-14}{5} [/latex] x = -2.8 5x-3x = 22+14x 5x-3x-14x = 22 -12x = 22 x = - [latex] \frac{22}{12} [/latex] x = - [latex] \frac{11}{6} [/latex]