Answer:
Reflexive property of congruence.
Step-by-step explanation:
I have no idea what that x is doing, so imma take it out.
2+x-5≤0
-3+x≤0
+3 +3
x≤3
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hope it helps
Answer:

Step-by-step explanation:
we are given opposite and adjacent
we want to figure out x°
remember that,

where our opp is 5 and adj is 12.5
let
be x°
so


by using calculator

hence,
our answer is a
34 books would be the answer.