Respuesta :

the answer is 68/9.

STEP BY STEP: 6+4/5=9/10B

combine like terms (6+4/5)

34/5 = 9/10B

flip the equation

9/10B = 34/5

multiply both sides by 10/9

(10/9)(9/10B) = (10/9)(34/5)

and then you get your answer, which is stated above! :)