Question

ex 2 :))
Va rog mult ! Dau coroana ! MULTUMESC ! :)

Answer 1

a=?
a×1,3=a+3,75
1,3×a-a=3,72
a×(1,3-1)=3,72
0,3×a=3,72
a=3,72:0,3
a=124
Cu placere

Answer 2

1.3*x=3.72+x=1.3+3.72=2 x=5 .2=x2 =5.2:2 x=2.6