 <translate> Samantha, Aira, na Joe nwere 6 x 3 = 18 rubber bands n'ozuzu. Ọ bụrụ na x bụ ọnụọgụgụ nke eriri nke Aira nwere, mgbe ahụ Samantha nwere x + 5. Ebe ọ bụ na Aira nwere 1 band ole na ole karịa Joe, mgbe ahụ Joe nwere x + 1. Ebe ọ bụ na ngụkọta ọnụ ọgụgụ nke eriri bụ 18, mgbe ahụ, nha anya bụ x + (x + 5) + (x + 1) = 18. Site n'ime ka akụkụ aka ekpe nke akụkụ ahụ dị mfe, anyị nwere 3x + 6 = 18. Ịtinye mkpụrụokwu niile n'akụkụ aka nri na-enye 3x = 12. Ya mere uru nke x bụ 12 / 3 = 4. N'ihi ya, Aira nwere eriri roba anọ. Azịza ya bụ: 4. <hau> Samantha, Aira, da kuma Joe suna da 6 x 3 = 18 rubber bands gaba ɗaya. Idan muka bari x ya zama adadin bands da Aira ke da shi, to Samantha tana da x + 5. Tun da Aira yana da band 1 ƙasa da Joe, to Joe yana da x + 1. Tun da yawan adadin bands shine 18, to, daidaituwa shine x + (x + 5) + (x + 1) = 18. Ta hanyar sauƙaƙa gefen hagu na lissafi, muna da 3x + 6 = 18. Sanya dukkan lambobi masu daidaito a gefen dama yana bada 3x = 12. Don haka darajar x ita ce 12 / 3 = 4. Saboda haka, Aira yana da 4 rubber bands. Amsar ita ce: 4. 