About 10 to 12 students did not finish
Answer:

Step-by-step explanation:
this goes with BODMAS .so it means bracket of divison,multiplication ,addition and subtraction
this means that you would have to solve the one in the bracket first before you'll continue with the rest,that is the subtraction.
Answer:Measure of angle X=140 degrees and Measure of angle Y= 94 degrees.
Step-by-step explanation:
Answer:
at this point just hack it