I NEED HELP ASAP IF RIGHT WILL GIVE BRAINLYEST

Follow the rules of subtraction of matrices
6-(c+2)=22
6-c-2=22
-c=22-6+2
-c=18
Multiply both sides by -
C=-18
15-(d-4)=17
15-d+4=17
-d=17-4-15
-d=-2
Multiply both sides by-
D=2
Therefore, C=-18 and D=2, is the collect option