Решите уравнение 8(х-4)+3(2-х) = -2 3(2n-5)-2(3-4n) = 0 2(3у+4)-(9у-7) = 15 -4(0,3к-0,4)+6(-0,8к+0,2) = 0 -8(х+6) = 0 -у(у-3) = 0 3(z+2)(z-4) = 0