Answer:
Step-by-step explanation:
If points A, B, and C are collinear and point B is the midpoint of AC then
AB = BC
12x - 398 = 22
+ 398 + 398
12x = 420
÷12 ÷12
x = 35
The answer is 1/4.
22
3.85+2.75= 6.6
6.6÷0.30= 22
55+100=155
c.5(10+50)
I hope it helped
490