Question

Помогите плизз!!!!!!!!!!!!

Answer 1

А) x + 9 7/10=28 3/15 ; x + 97/10 = 422/15 ; x = 422/15 - 97/10 ; x = 844 - 291/30; x = 553/30 . Г) 6 3/11 + b = 11 93/121 ; 69/11 + b = 1424/121 ; b = 1424/121 - 69/11 ; b = 1424 - 759/121 ; b = 665/121 .