Ok -7-7=-14 because your subtracting a negative with a negative and then it will be a negative then if you multiply a negative and a negative it will be a positive
Answer:
67/24
Step-by-step explanation:
that is what my graphing calculator got, I hope its right
Answer:
20
Step-by-step explanation:
the whole angle needs to be 180 degrees 180-100=80 80-20=60 20×3=60 60+20=80 80+100=180
