Rozwiąż równania 4(x-3) = 20 6(2x+1)=3(3x-8) -2(3x-1) -3 = -4 3x- (10+x)=8 4+2(x+1)=6 5-2(y+3)=8 -1+4(2x-1)=3 2x+3(4-x) =x -3x-5(3x-2)=-8 8(2x-1)+3(4-5x)=0 x-4+3(3-2x)=6(x-1)

4(x-3) = 20 4x-12=20 4x=32 :/4 x=8 6(2x+1)=3(3x-8) 12x+6=9x-24 3x=-30 /:3 x=-10 -2(3x-1) -3 = -4 -6x+2-3=-4 -6x=-3 /:-6 x=1/2 3x- (10+x)=8 2x=-18 /:2 x=-9 4+2(x+1)=6 4+2x+2=6 2x=0 /;2 x=0 5-2(y+3)=8 5-2y-6=8 -2y=9 /:-2 y=-4.5 -1+4(2x-1)=3 -1+8x-4=3 8x=8 /:8 x=1 2x+3(4-x) =x 2x+12-3x =x -2x=-12 /(:-2) x=6 -3x-5(3x-2)=-8 -3x-15x+10=-8 -18x=-18 /:18 x=1 8(2x-1)+3(4-5x)=0 16x-8+12-15x=0 x=-4 x-4+3(3-2x)=6(x-1) x-4+9-6x=6x-6 -11x=-11 x=1