Answer:
<Ber=<kem(vertically opposite angle)
9x-17=3x+31
9x-3x=31+17
6x=48
x=48/6=8
<kem=3×8+31=55°is answer
25% of 88 =
0.25 × 88 = 22
88 + 22 = 110
Answer = 110
Hope this helped☺☺
I'm just estimating here,
5/48,3/16,0.5,0.75
By using different math operations
To solve the inequality:

Add 1 to the sides of the inequality:

Then

Dividing all the inequality by 5, we have:

Graphically:
Or, in the interval notation(-1, 1/5).