Answer:
-7
Step-by-step explanation:

it is possible because x is just a letter representing the unknown nos
Answer:
150 b.
Step-by-step explanation:
if it's not there then sorry
Answer:
all my work is in the picture but srsly pls u should make another question with more points... blank tho :( this took a rlly long time, pls?
Answer:
They are equal
Step-by-step explanation:
90/2=45
135/3=45
16: 8/25; 38%; .41
18: 84% 43/50; 7/8; .91
20: 26.8%; 2.26; 2 2/5; 2.62; 271%
22: 21/25= 84% so yes