I-2I+18=x

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Solution for I-2I+18=x equation: 


Simplifying
I + -2I + 18 = x

Reorder the terms:
18 + I + -2I = x

Combine like terms: I + -2I = -1I
18 + -1I = x

Solving
18 + -1I = x

Solving for variable 'I'.

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

Add '-18' to each side of the equation.
18 + -18 + -1I = -18 + x

Combine like terms: 18 + -18 = 0
0 + -1I = -18 + x
-1I = -18 + x

Divide each side by '-1'.
I = 18 + -1x

Simplifying
I = 18 + -1x

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