Question

已知b分之a=2,求b分之a+b=?

Answer 1

b分之a+b =b分之a+b分之b
b分之b=1 b分之a=2 b分之a+b=1+2=3

Answer 2

a/b=2
(a+b)/b=a/b+1=3

Answer 3

原式=1+b分之a=1+2=3

Answer 4

a/b=2
a=2b
(a+b)/b=a/b+1=2+1=3

Answer 5

3b