3in(x+1)+3in(x-1)+3inx=117

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Solution for 3in(x+1)+3in(x-1)+3inx=117 equation:


Simplifying
3in(x + 1) + 3in(x + -1) + 3inx = 117

Reorder the terms:
3in(1 + x) + 3in(x + -1) + 3inx = 117
(1 * 3in + x * 3in) + 3in(x + -1) + 3inx = 117
(3in + 3inx) + 3in(x + -1) + 3inx = 117

Reorder the terms:
3in + 3inx + 3in(-1 + x) + 3inx = 117
3in + 3inx + (-1 * 3in + x * 3in) + 3inx = 117
3in + 3inx + (-3in + 3inx) + 3inx = 117

Reorder the terms:
3in + -3in + 3inx + 3inx + 3inx = 117

Combine like terms: 3in + -3in = 0
0 + 3inx + 3inx + 3inx = 117
3inx + 3inx + 3inx = 117

Combine like terms: 3inx + 3inx = 6inx
6inx + 3inx = 117

Combine like terms: 6inx + 3inx = 9inx
9inx = 117

Solving
9inx = 117

Solving for variable 'i'.

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

Divide each side by '9nx'.
i = 13n-1x-1

Simplifying
i = 13n-1x-1

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