(X+9,18):9+102,52=250,93

(x + 9,18) : 9 + 102,52 = 250,93; (x + 9,18) : 9 = 250,93 - 102,52; (x+ 9,18) : 9 = 148,41;x + 9,18 = 148,41 • 9; х + 9,18 = 1335,69; x = 1335,69-9,18; х = 1326,51;