Poprosze szbybko zad 6 odraxu dam naj

a) [latex] frac{2x+1}{18} + frac{7-x}{9} = frac{2x-1}{6} [/latex] 2x + 1 + 14 - 2x = 6x - 3 [/latex] [latex]6x = 18 [/latex] [latex]x = 3 [/latex] b) [latex] frac{2x-3}{12} + frac{5-x}{4} = frac{2x-6}{3} [/latex] [latex]2x-3 + 15 - 3x = 8x - 24[/latex] [latex]9x = - 36 [/latex] [latex]x = -4[/latex] c) [latex] frac{x+11}{6} - frac{-5-2x}{12} = frac{7+x}{4} [/latex] [latex]2x+22+5+2x=21+3x[/latex] [latex]x = -6[/latex] d)  [latex] frac{x+3}{2} - frac{2x+5}{5} = frac{1-x}{10} [/latex] [latex]5x+15-4x-10=1-x[/latex] [latex]0x eq 4[/latex]