A.x+17,67=100-63,2
x+17,67= 36.8
x = 36,8 - 17,67
x = 19.13
B.468:x=24,8+35,2
468:x= 60
x= 468:60
x=7.8
C.Xx4,5=352,1-191,9
Xx4,5= 160.2
X = 160,2 :4,5
X = 35.6
D.Xx96+x:0,25=7856
Xx96+ Xx4 =7856
X x( 96 + 4 ) =7856
X x 100 = 7856
X = 7856 : 100
X = 78.56