Answer:
[tex]e=4u/t[/tex]
Step-by-step explanation:
we have
[tex]t=\frac{4u}{e}[/tex]
Solve for the variable e
That means -----> Isolate the variable e
Multiply by e both sides
tex](e)t=\frac{4u}{e}(e)[/tex]
[tex]et=4u[/tex]
Divide by t both sides
[tex]e=4u/t[/tex]