9.54x-6.16-8.35+1.68x=11.25 9.54x+1.68x=6.16+8.35+11.25 11.22x=25.76 x=25.76/11.22 x=2.2959
= 12 V 12 - 12 V 75 = 12 V 2*2*3 - 12 V 5*5*3 = 12*2 V 3 - 12*5V3 = 12*(2V3 - 5 V3) =