Question

(7 - 5i)+(1 - 3i)

Explanation:

Step1: Combine real - parts

$(7 + 1)$

Step2: Combine imaginary - parts

$(-5i-3i)$

Step3: Calculate real - part sum

$7 + 1=8$

Step4: Calculate imaginary - part sum

$-5i-3i=-8i$

Answer:

$8 - 8i$