Answer:
4
Step-by-step explanation:
I DID THE TEST
b
product means multiply, sum means add
so add 5+k = (5+k)
now multiply that by 6 to get
6(5+k)
c+22=c+2
3+22=3+2
25=5 not true.
(-6)+22=(-6)+2
28=8 no true.
(-6)+22=3+2
28=5 ther is no equal