-2(3x+4)+(6x+8)=4(5x-2)-(5x+8);
-2(3x+4)+(6x+8)=4(5x-2)-(5x+8) -6x-8+6x+8=20x-8-5x-8 -6x+6x-20x+5x=8-8-8-8 -15x=-16 x=16/15 x=1 1/15