Answer:
17) x=7
18) x= -26
19) x= -8
20) x= 6
Step-by-step explanation:
17) is congruent
18) is supplementary
19) is congruent
20) is congruent
C) They solve the same number of problems per minute
172.5 Divided by 2
115 divided by 2
= 57.5
25 i think, i just used an anagram server to generate it
