2.5x7( days in a week) = 17.5 and since its falling it would be negative
Answer:

Step-by-step explanation:

Add
to both sides:


Subtract 2 from both sides:


Divide both side by 2:


Answer:
53
Step-by-step explanation:
you just need to reflect your lines to find answer.
Answer:
Step-by-step explanation:
No. Each side must be less than the sum of the remaining two sides.
10 ≮ 5+1