Answer:
u = 44/13
Step-by-step explanation:
Step 1. Cross multiply
Step 2. Simplify each side
Step 3. Isolate variable
[tex]\frac{13}{11} =\frac{4}{u}[/tex]
[tex]13u=(4)(11)[/tex]
[tex]13u=44[/tex]
[tex]u=44/13[/tex]