Question

Simplify the expression below as much as possible

(4-5i) +(-2+3i) -(1-7i)
A. 1-9i
B. 1+5i
C. 3+5i
D. 3-9i

Answer 1

hello :
(4-5i) +(-2+3i) -(1-7i) = (4-2-1)+(-5+3+7)i =1+5i....( answer : B)