Which expression is equivalent to (35x−7)+(−15x+12)
?

Responses

−6 1/10x
− − 6 1/ 10 x

2/5x−6 1/2
2 /5 x − − 6 1 /2

2/5x+7 1/2
2 /5 x + 7 1/ 2

6 9 /10x