1) 3 7/24 +x =5 2) x + 0,52 = 1 3)y - 5 3/7 = 1 6/7 4)у -4,25 = 3,75 5)8 4/9 - m = 3/7 6)2 - x = 1,376 7) (234 + x) - 456 =178