51=i+72

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Solution for 51=i+72 equation:


Simplifying
51 = i + 72

Reorder the terms:
51 = 72 + i

Solving
51 = 72 + i

Solving for variable 'i'.

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

Add '-1i' to each side of the equation.
51 + -1i = 72 + i + -1i

Combine like terms: i + -1i = 0
51 + -1i = 72 + 0
51 + -1i = 72

Add '-51' to each side of the equation.
51 + -51 + -1i = 72 + -51

Combine like terms: 51 + -51 = 0
0 + -1i = 72 + -51
-1i = 72 + -51

Combine like terms: 72 + -51 = 21
-1i = 21

Divide each side by '-1'.
i = -21

Simplifying
i = -21

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