First expand the brackets 18x-12=22x and then you move the 18x to the other side so 12=22x-18x 12=4x. 3=x
19 is the median of the numbers
Is it 60 degrees or 70 degrees? because 100 + 120 = 220
360 - 220 = 140
One side looks larger than the other tho so I am not sure.
Answer:
1.) 
2.) 
Step-by-step explanation:
1.) 
2.) 

The area of the mirror (v) is 9.5x7.5=71.25 inches