Subtract (4+3i)-(5-7i)

Problem

(4+3*i)−(5−7*i)

Solution

1. Distribute the negative sign to the terms inside the second set of parentheses.

−(5−7*i)=−5+7*i

2. Group the real parts and the imaginary parts together.

(4−5)+(3*i+7*i)

3. Combine the real numbers.

4−5=−1

4. Combine the imaginary numbers by adding their coefficients.

3*i+7*i=10*i

Final Answer

(4+3*i)−(5−7*i)=−1+10*i

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