Solve 3a + 4b = 5a - 6b + 24 - 3a for a in terms of b.
\(3a + 4b = 5a - 6b + 24 - 3a \) combine like terms
\(3a+4b=2a-6b+24\) add 6b to both sides
\(3a+10b=2a+24\) subtract 2a from both sides
\(a+10b=24\) subtract 10b from both sides
\(a=24-10b\)
And there is the solution, in terms of b.