The max he can afford is $834.40
Answer: 6/5 and -6/5
Step-by-step explanation: In order to solve this problem, we want to get the variable on one side. In order to do that, we must do the following:
Add 36 on Both Sides:

Divide 25 on Both Sides:

Take the square root of Both Sides:

That means your answer is:
, or 
5 or less books can fit, so...
5<x with the line the line under the sign.
Answer:
C
Step-by-step explanation:
it is defined for all real numbers.
BIDMAS so do the 7+3 first = 10
[10 x 5 - 4] (divided by) (2+3)
then work out both brackets by doing the multiplication first
[10 x 5 - 4] = [50 - 4] = 46
(2 + 3) = 5
46 divided by 5 = 9.2