Answer:
Step-by-step explanation:
Given the inequality:
Step 1: Distribute the bracket
Step 2: Subtract 10 from both sides
Step 3: Divide both sides by -2
Note that when you divide an inequality by a negative sign, the inequality sign is reversed.
7x is 5 and then multiply
-729 is your answer because of multiple
This is a poorly described problem because books are different lengths meaning they possess different number of pages.
With that being said let's assume all books have exactly the same number of pages.
The formula to calculate how many books can he read in 12 days it's obvious:
which is
and then
. Hope this helps!