Simplify 5-9i+(2-4i)

Problem

5−9*i+(2−4*i)

Solution

1. Remove the parentheses since the expression involves simple addition and subtraction of complex numbers.

5−9*i+2−4*i

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

(5+2)+(−9*i−4*i)

3. Combine the real terms by adding the constants.

7+(−9*i−4*i)

4. Combine the imaginary terms by adding the coefficients of i

7−13*i

Final Answer

5−9*i+(2−4*i)=7−13*i

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