Question

10 ecuati rezolvate va rog frumos

Answer 1

38+x=47 x=47-38 x=9
67-x=43  x=67-43 x=24
4+x=435 x=435-4 x=431
56+x=90 x=90-56 x=34
96-x=43  x=96-43 x=53
45+x=90 x=45-90 x=45
64:x=8    x=64:8   x=8
78-x=8    x=78-8   x=70
97-x=34  x=97-34 x=63
x+45=50 x=50-45 x=5
       Te-am ajutat?

Answer 2

(4+x):2=54
4+x=54•2
4+x=108
x=108-2
x=102

2•(23+23):2•3+3=
2•46:2•3+3=
92:2•3+3=
46•3+3=
138+3=
141

(45+5+10):10•[4+40+5]=
60:10•(44+5]=
6•49=
294

100:(20+80-80)=
100:(100-80)=
100:20=
50

Sper ca au fost de folos! De aici te las pe tine sa compui!