3+xi=(x+1)+21

Solution for 3+xi=(x+1)+21 equation:

Simplifying
3 + xi = (x + 1) + 21

Reorder the terms:
3 + ix = (1 + x) + 21

Remove parenthesis around (1 + x)
3 + ix = 1 + x + 21

Reorder the terms:
3 + ix = 1 + 21 + x

Combine like terms: 1 + 21 = 22
3 + ix = 22 + x

Solving
3 + ix = 22 + x

Solving for variable 'i'.

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

Add '-3' to each side of the equation.
3 + -3 + ix = 22 + -3 + x

Combine like terms: 3 + -3 = 0
0 + ix = 22 + -3 + x
ix = 22 + -3 + x

Combine like terms: 22 + -3 = 19
ix = 19 + x

Divide each side by 'x'.
i = 19x-1 + 1

Simplifying
i = 19x-1 + 1

Reorder the terms:
i = 1 + 19x-1