Question

Solve for "n" a(n-3)+8=bn PLEASE ANSWER ASAP! THANKS!

Answer 1

$a(n-3)+8=bn\ \ \ |Omit\ the\ bracket\\\\ an-3a+8=bn\ \ \ |Subtract\ bn\\\\ an-bn-3a+8=0\ \ \ |Add\ 3a\\\\ an-bn+8=3a\ \ \ |Subtract\ 8\\\\ an-bn=3a-8\\\\ n(a-b)=3a-8\ \ \ |Divide\ by\ (a-b)\\\\ \boxed{n=\frac{3a-8}{a-b}}$