Step-by-step explanation:
since all angles add up to 180:
(8x-1)+(3x+4)+(3x+9)=180
add like terms:
14x+12=180
x=12
Hope that helps :)
POSITIVE: Well, I suppose you'll actually use math relatively more often in life (compared to science)
Also, in math, if you get a question correct, it will always be correct, unlike English or other languages, if the teacher thinks your writing isn't good, she can give you a bad grade. In English, the grades you get are often subject to the teacher's moods/ opinions of you as a student.
NEGATIVE: Well, it gets boring.
Answer:
FAlse
complementary angles measures 90
as 45 + 135 = 180 these are supplementary angles
Step-by-step explanation:
Answer:
Step-by-step explanation:
Answer:none ya
Step-by-step explanation:
Your mom
