Question 685537
(5-2i)-(x+4i)=7-6i


5-2i-x-4i=7-6i


(5-x)+(-2i-4i)=7-6i


(5-x)-6i=7-6i


(5-x)-6i+6i=7-6i+6i


5-x=7


-x=7-5


-x=2


x = <font color="red">-2</font>