math, I think I have it now...

posted by .

Is this the correct way to solve this?
5+3x4-2=

3x4=12
+5= 17
-2+15

• math, I think I have it now... -

yes!!!! you got it now.

• math, I think I have it now... -

Hurray!!!
Thanks so much for your help!!!

• math, I think I have it now... -

-9r^4y^2(-3ry^7+2r^3y^4-8r^10)=

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