115 degrees because there are 180 degrees in a triangle so let the missing angle in the trinagle be x. Then we have x+75+40=180. Solving for x and subtracting that from 180 (supplementary angles) we get 115 degrees.
-6x+8 I thinkz thtats the correct answer
Answer:

Step-by-step explanation:
8x+9=0
8x=-9

or

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Answer is in the photo. I can't attach it here, but I uploaded it to a file hosting. link below! Good Luck!
tinyurl.com/wpazsebu
Answer:
A: She earns 10 dollers per houer
B: x*2=y
Step-by-step explanation: