(13X)(7X)=50

Solution for (13X)(7X)=50 equation:

Simplifying
(13X)(7X) = 50

Remove parenthesis around (13X)
13X(7X) = 50

Remove parenthesis around (7X)
13X * 7X = 50

Reorder the terms for easier multiplication:
13 * 7X * X = 50

Multiply 13 * 7
91X * X = 50

Multiply X * X
91X2 = 50

Solving
91X2 = 50

Solving for variable 'X'.

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

Divide each side by '91'.
X2 = 0.5494505495

Simplifying
X2 = 0.5494505495

Take the square root of each side:
X = {-0.741249317, 0.741249317}