I+1-2+I-3=4

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Solution for I+1-2+I-3=4 equation:


Simplifying
I + 1 + -2 + I + -3 = 4

Reorder the terms:
1 + -2 + -3 + I + I = 4

Combine like terms: 1 + -2 = -1
-1 + -3 + I + I = 4

Combine like terms: -1 + -3 = -4
-4 + I + I = 4

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

Solving
-4 + 2I = 4

Solving for variable 'I'.

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

Add '4' to each side of the equation.
-4 + 4 + 2I = 4 + 4

Combine like terms: -4 + 4 = 0
0 + 2I = 4 + 4
2I = 4 + 4

Combine like terms: 4 + 4 = 8
2I = 8

Divide each side by '2'.
I = 4

Simplifying
I = 4

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