48+6(x+1)=180°, because they are supplementary. you would then simply solve the equation for x
48+6(x+1)=180
6(x+1)=132
x+1=22
x=21
Answer:
2.83 units
(results are in decimal form, rounded to the nearest 100th)
I think you divide.. find the mean of all of the numbers?
Answer:

Step-by-step explanation:
