Step-by-step explanation:

Answer:
x = 100
Step-by-step explanation:
I know that the total is 180 so with that in mind this is what i did to get the answer.
180 - 57 = 123
123 - 23 = 100
Double check your work
100 + 23 = 123
then 123 + 57 = 180
your answer is 100:)
hope this helped!
Answer:
I'm not sure what 15y3 is, but I'll take a guess.
If the only numbers are 15, 3, and -40, then the greatest common factor is 1.
If the only numbers are 15 and 3, then it's three.
If the only numbers are 15 and -40, it would be 5.
5f+11g+15h
Explanation:
2f+5g+7h+3f+6g+8h
You just combine the like terms
5f+11g+15h
Answer:
Option
Step-by-step explanation:
If you look at the angle, it's an acute angle so it narrows your choices down a lot. Another indicator is the green lines showing similar angles.