Is this the correct way to solve this?

5+3x4-2=

3x4=12
+5= 17
-2+15
is the answer 15?????

3 answers

yes!!!! you got it now.
Hurray!!!
Thanks so much for your help!!!
-9r^4y^2(-3ry^7+2r^3y^4-8r^10)=