Hello, Hunter385!
You said the first one was "a piece of cake".
How did you solve it? . . . Trial and error?
. . .
.
We have six equations:
. .
And we have: .
And we have: .
. . . Solution: .
I need help figuring out how to approach solving the attached problem and others like it. Single digit numbers are a piece of cake, no logic involved, but when the numbers become double digit you can spin your wheels filling in the squares. There has to be a trick to starting, any ideas????