Combine like terms. What is a simpler form of the expression?

-3(-4y + 3) + 7y

A19y - 9 B. 10y C. -19y + 3 D. -19y - 9

Verified Answer :

-3 multiplied by both -4y and 3 makes the equation 

12y + -9 +7y     

12y+7y= 19y

so the answer is a 19y -9

-3(-4y +3) +7y

-3-4y + 3-3 +7y

12y - 9 + 7y

12y + 7y - 9

19y - 9

Option A