-3(4x+3)+4(6x+1)=43 (-3)(4x) (-3)(+3) + (4)(6x) +(4)(+1)=43 -12x -9 +24x +4 =43 -12x+24x -9+4=43 12x-5=43 12x-5+5=43+5 12x=48 12x/12=48/12 x=4