Ix-7l=21

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Solution for Ix-7l=21 equation: 


Simplifying
Ix + -7l = 21

Reorder the terms:
-7l + xI = 21

Solving
-7l + xI = 21

Solving for variable 'l'.

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

Add '-1xI' to each side of the equation.
-7l + xI + -1xI = 21 + -1xI

Combine like terms: xI + -1xI = 0
-7l + 0 = 21 + -1xI
-7l = 21 + -1xI

Divide each side by '-7'.
l = -3 + 0.1428571429xI

Simplifying
l = -3 + 0.1428571429xI

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