-7+I-4I=

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Solution for -7+I-4I= equation: 


Simplifying
-7 + I + -4I = 0

Combine like terms: I + -4I = -3I
-7 + -3I = 0

Solving
-7 + -3I = 0

Solving for variable 'I'.

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

Add '7' to each side of the equation.
-7 + 7 + -3I = 0 + 7

Combine like terms: -7 + 7 = 0
0 + -3I = 0 + 7
-3I = 0 + 7

Combine like terms: 0 + 7 = 7
-3I = 7

Divide each side by '-3'.
I = -2.333333333

Simplifying
I = -2.333333333

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