13
Chat with our AI personalities
8 = r - 5
Adding 5 to both sides of the equation, we have
8+5 = r-5+5,
or simply, 13 = r.
Hence, r=13 is the solution.
===========================
5
You cannot solve one equation in two unknowns.
This is not an equation. (8/8) times (8 and 8/8) = 9
9
Add 8