18=4I-2I-6

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Solution for 18=4I-2I-6 equation:


Simplifying
18 = 4I + -2I + -6

Reorder the terms:
18 = -6 + 4I + -2I

Combine like terms: 4I + -2I = 2I
18 = -6 + 2I

Solving
18 = -6 + 2I

Solving for variable 'I'.

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

Add '-2I' to each side of the equation.
18 + -2I = -6 + 2I + -2I

Combine like terms: 2I + -2I = 0
18 + -2I = -6 + 0
18 + -2I = -6

Add '-18' to each side of the equation.
18 + -18 + -2I = -6 + -18

Combine like terms: 18 + -18 = 0
0 + -2I = -6 + -18
-2I = -6 + -18

Combine like terms: -6 + -18 = -24
-2I = -24

Divide each side by '-2'.
I = 12

Simplifying
I = 12

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