Combine like terms to solve the equation
I believe the answer is C
Answer:

-12x = 60
Step-by-step explanation:
This is the type of problem that you just have to do a bunch of times until you get it right -- I don't think there's anything I can tell you that'll help you immediately. Ask for your teacher for more exercises of this sort or look it up online.
Good luck!
Answer:0.00000019961
Step-by-step explanation:
I moved the decimal place by the number of the exponent
Answer: Top right and left are ACUTE, Bottom right is RIGHT, and bottom left is OBTUSE.