2x/3+3x/4+4x/5=-2(-x+1)-1/6 (x-1)/3+(2x-1)/3=41/6+1/3(7-x) 1 1/4x-3(11/3-2x)=(2-3x)/4-(x+2)/3 (x-1)/2-(x-2)/4-(4-x)/8+1=(5(3-x))/4+2x 2x/3=ułamek

2x/3+3x/4+4x/5=-2(-x+1)-1/6 2x/3+3x/4+4x/5=2x-2-1/6 |*60 40x+45x+48x=120x-120-10 13x=-130 x=-10 (x-1)/3+(2x-1)/3=41/6+1/3(7-x) 2(x-1)+2(2x-1)=41+2(7-x) 2x-2+4x-2=41+14-2x 8x=59 x=59/8=7 3/8 1 1/4x-3(11/3-2x)=(2-3x)/4-(x+2)/3 5/4x-11+6x=(2-3x)/4-(x+2)/3 |*12 15-132+72x=3(2-3x)-4(x+2) -117+72x=6-9x-4x-8 -117+72x=-13x-2 85x=115 x=1 6/17 (x-1)/2-(x-2)/4-(4-x)/8+1=(5(3-x))/4+2x |*8 4(x-1)-2(x-2)-(4-x)+8=10(3-x)+16x 4x-4-2x+4-4+x+8=30-10x+16x 13x=42 x=42/13=3 3/13