Math Solve for both systems 4z+x=43 and 6z + 10x = 226 Asked by AnneS2 on 03 Sep 07:12 Last updated by anonymous on 04 Sep 14:33
4z+x=43 4z-4z+x=43-4z x=43-4z 6z + 10x = 226 6z + 10(43-4z) = 226 6z + 10(43) (10)(-4z) = 226 6z +430-40z= 226 430-34z= 226 430-34z-430= 226-430 -34z=-204 -34z/-34=-204/-34 z=6 x=43-4z x=43-4(6) x=43-24=19