1) X+85,21=-11,4 2)113,4-X=120 3)X-25,9=11,352
1) x=-11, 4-85, 21 x= -11, 4+ (-85, 21) x= -96, 61. 2) 113,4 - x = 120 x= 113,4-120 x= -6,6 3) x-25, 9=11,352 x= 11, 352 + 25, 9 x= 37, 252.
1) х+85,21=-11,4 х=-11,4-85,21 х=-96,61 2)113,4-х=120 х=113,4-120 х=-6,6 3)х-25.9= 11,352 х= 25,9+11,352 х=37,252