I need help with this problem I cant figure it out.

Answer:
DFG= 52
JKL=38
Step-by-step explanation:
complementary angle means that the sum of the two angles are equal to 90° so
(x+5)+(x-9)=90
= x+5+x-9=90
= 2x-4=90
= 2x=94
= x= 94÷2=47
DFG= x+5= 47+5=52
JKL= x-9= 47-9=38
hope it helps