asked 116k views
0 votes
....................

....................-example-1

1 Answer

5 votes
So you would add 12 to the other side of the equation, and 9+12=21, so x=21.
answered
User Johnetta
by
8.3k points

No related questions found

Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.