Answer:
a) 1
b)I would like to help u but i don't understand the question I think something is missing there plus sign or minus sign sry
Step-by-step explanation:
2.5x + 1.25 < 3.75
2.5x < 3.75 - 1.25
2.5x < 2.5

x = 1
I hope u like it ❤️❤️
For any question comment me
Really sorry for the second question
Do you have a picture so that ik what the track looks like
Answer: 9/x-1
Step-by-step explanation:
Sine you are subtracting,
x-x=o
1- -8 =9 since subtracting a negative is adding a positive.
So the answer is 9/x-1