Question

(3x-1/5)-(1+x/2)=3-x-1/2
i know the answer is 7 but please i need explanation​
correct answer will be brainlist​

Answer 1

Step-by-step explanation:

(

3

−

1

⋅

1

5

)

−

(

1

+

2

)

=

3

−

−

1

⋅

1

2