The answer I'm pretty sure is B but I can't really explain it, sorry
Answer will be -24
+4-24-4 = -24
Answer:
d
Step-by-step explanation:
all of the angles add up to equal 180 so we setup the equation as 45+3x=180
first you subtract each side by 45
135=3x
then you divide each side by 3 and get that
x=45
