Question

81 impartit la x-29 =38 x inmultit cu 6 -39=15

Answer 1

81:x-29=38×6-39=15 81:x-28=38×6=15+39 81:x-28=38×6=56 81:x-27=228+56 81:x-27=284 81:x=284+27 81:x=311 x=311:81 x=3,9839590617 81:x-27