Answer:
Step-by-step explanation:

notice |7| 7 is positive, so we can simply remove the bars and use 7 by itself
Answer:
37.5
Step-by-step explanation:
50+160=210.
210 is a 31.25% increase from 160
Multiply 120 by 1.3125 to get 157.5
subtract 120 from 157.5 to get a 37.5km increase or a 31.25% increase :)
450 with an exponent of 3 equals -1425 so I think u are right
Answer:
1. angle 5 and angle 6 are not liner pair
2.yes angle 5 and 9 r linear pair.
3.no angle 5 and angle 8 are not linear pair
4.yes angle 5 and 8 are vertical angles
5.no angle 5 and angle 7 are not vertical angles.
6.no angle 9 and angle 6 are not vertical angles.
<em><u>please mark it as brainliest!!</u></em>