How to fix the app can't students because no answer button. someone what do i do

step-by-step explanation:

first, eliminate the parenthesis:

3

x

+

2

−

4

x

second, group like terms:

3

x

−

4

x

+

2

third, combine like terms:

(

3

−

4

)

x

+

2

→

−

1

x

+

2

→

−

x

+

2

$12. that is my answer.

i think the answer is b.

step-by-step explanation:

not 100% sure though.