I need help, pls help!

(3) - 2 + 5i

Step-by-step explanation:

( 5 - 3i ) + ( - 7 + 8i ) = ( 5 + ( - 7)) + ( - 3i + 8i ) = - 2 + 5i

to find the perimeter of the rectangle this is the expression:

x-9+x-9+3x-4+3x-4=138

if we simplify it:

8x-26=138

remember, 138 is what it all adds up to

the length is 11.5cm

the width is 57.5cm

the area is 661.25cm^2

the answers might not be correct use at own risk

whatvare the choices

step-by-step explanation: