Question

The solution shown for the equation is incorrect. What is the correct​ solution? What is the​ error?

−9​(3−​r) = 45
−27−9r = 45
−9r = 72
r = −8

The solution is ____

Answer 1

-9(3-r)=45
-27+9t=45
9r=45+27
R=72/9
R=8
The answer is 8 not -8