Answer:
x<52
Step-by-step explanation:
I added 21 to both sides
Answer:
3 × 29
Step-by-step explanation:
3 and 29 are both prime
Answer:
18.75 is the answer
Step-by-step explanation:
since the internet usage is more than 4 hrs, the second equation will be used. that is
cost = (10 + 2.50 (x - 4)) where x is the usage hours.
thus

Step-by-step explanation:
which subject it is????????....