Question

how to solve 3n-4=11

Answer 1

Here u go i hope this correct

Answer 2

3n - 4 = 11
3n - 4 + 4 = 11 + 4
3n = 15
3n / 3 = 15 / 3
n = 5

if you want to check your work, plug in 5 for n.
3(5) - 4 = 11
15 - 4 = 11
it is true, therefore n does equal 5.