x+3i(4-1)=7-5i

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Solution for x+3i(4-1)=7-5i equation:


Simplifying
x + 3i(4 + -1) = 7 + -5i

Combine like terms: 4 + -1 = 3
x + 3i(3) = 7 + -5i

Reorder the terms for easier multiplication:
x + 3 * 3i = 7 + -5i

Multiply 3 * 3
x + 9i = 7 + -5i

Reorder the terms:
9i + x = 7 + -5i

Solving
9i + x = 7 + -5i

Solving for variable 'i'.

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

Add '5i' to each side of the equation.
9i + 5i + x = 7 + -5i + 5i

Combine like terms: 9i + 5i = 14i
14i + x = 7 + -5i + 5i

Combine like terms: -5i + 5i = 0
14i + x = 7 + 0
14i + x = 7

Add '-1x' to each side of the equation.
14i + x + -1x = 7 + -1x

Combine like terms: x + -1x = 0
14i + 0 = 7 + -1x
14i = 7 + -1x

Divide each side by '14'.
i = 0.5 + -0.07142857143x

Simplifying
i = 0.5 + -0.07142857143x

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