Ix-7I=21

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Solution for Ix-7I=21 equation: 


Simplifying
Ix + -7I = 21

Reorder the terms:
-7I + xI = 21

Solving
-7I + xI = 21

Solving for variable 'I'.

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

Reorder the terms:
-21 + -7I + xI = 21 + -21

Combine like terms: 21 + -21 = 0
-21 + -7I + xI = 0

The solution to this equation could not be determined.

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