4b-5+(-a-3i)i=7-8i

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Solution for 4b-5+(-a-3i)i=7-8i equation:


Simplifying
4b + -5 + (-1a + -3i) * i = 7 + -8i

Reorder the terms for easier multiplication:
4b + -5 + i(-1a + -3i) = 7 + -8i
4b + -5 + (-1a * i + -3i * i) = 7 + -8i
4b + -5 + (-1ai + -3i2) = 7 + -8i

Reorder the terms:
-5 + -1ai + 4b + -3i2 = 7 + -8i

Solving
-5 + -1ai + 4b + -3i2 = 7 + -8i

Solving for variable 'a'.

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

Add '5' to each side of the equation.
-5 + -1ai + 4b + 5 + -3i2 = 7 + 5 + -8i

Reorder the terms:
-5 + 5 + -1ai + 4b + -3i2 = 7 + 5 + -8i

Combine like terms: -5 + 5 = 0
0 + -1ai + 4b + -3i2 = 7 + 5 + -8i
-1ai + 4b + -3i2 = 7 + 5 + -8i

Combine like terms: 7 + 5 = 12
-1ai + 4b + -3i2 = 12 + -8i

Add '-4b' to each side of the equation.
-1ai + 4b + -4b + -3i2 = 12 + -4b + -8i

Combine like terms: 4b + -4b = 0
-1ai + 0 + -3i2 = 12 + -4b + -8i
-1ai + -3i2 = 12 + -4b + -8i

Add '3i2' to each side of the equation.
-1ai + -3i2 + 3i2 = 12 + -4b + -8i + 3i2

Combine like terms: -3i2 + 3i2 = 0
-1ai + 0 = 12 + -4b + -8i + 3i2
-1ai = 12 + -4b + -8i + 3i2

Divide each side by '-1i'.
a = -12i-1 + 4bi-1 + 8 + -3i

Simplifying
a = -12i-1 + 4bi-1 + 8 + -3i

Reorder the terms:
a = 8 + 4bi-1 + -12i-1 + -3i

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