help me in this problem solving about linear inequality number 1
#ineedhelp#respectmypost​

Answer:
3 notebooks
3 pens
Step-by-step explanation:
100 Php
Notebook 20 Php
Pens 5 Php
Change 25 Php
100-25 = 75
The possible explanation is
3 Notebooks is = 60 Php
3 Pens is = 15
60 + 15 = 75 Php
Answer: 3 Notebooks and 3 Pens
Sana makatulong