sin(4x)-1=3

Solution for sin(4x)-1=3 equation:

Simplifying
sin(4x) + -1 = 3

Remove parenthesis around (4x)
ins * 4x + -1 = 3

Reorder the terms for easier multiplication:
4ins * x + -1 = 3

Multiply ins * x
4insx + -1 = 3

Reorder the terms:
-1 + 4insx = 3

Solving
-1 + 4insx = 3

Solving for variable 'i'.

Move all terms containing i to the left, all other terms to the right.

Add '1' to each side of the equation.
-1 + 1 + 4insx = 3 + 1

Combine like terms: -1 + 1 = 0
0 + 4insx = 3 + 1
4insx = 3 + 1

Combine like terms: 3 + 1 = 4
4insx = 4

Divide each side by '4nsx'.
i = n-1s-1x-1

Simplifying
i = n-1s-1x-1