a+bi+6(a-bi)=7

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Solution for a+bi+6(a-bi)=7 equation:


Simplifying
a + bi + 6(a + -1bi) = 7
a + bi + (a * 6 + -1bi * 6) = 7
a + bi + (6a + -6bi) = 7

Reorder the terms:
a + 6a + bi + -6bi = 7

Combine like terms: a + 6a = 7a
7a + bi + -6bi = 7

Combine like terms: bi + -6bi = -5bi
7a + -5bi = 7

Solving
7a + -5bi = 7

Solving for variable 'a'.

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

Add '5bi' to each side of the equation.
7a + -5bi + 5bi = 7 + 5bi

Combine like terms: -5bi + 5bi = 0
7a + 0 = 7 + 5bi
7a = 7 + 5bi

Divide each side by '7'.
a = 1 + 0.7142857143bi

Simplifying
a = 1 + 0.7142857143bi

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