Answer:
I think it is -4 and -3
Step-by-step explanation:
Answer:
$68.44 for each additional belt
Step-by-step explanation:
The cost and revenue functions are:

The profit function, P(x), is given by subtracting the cost function from the revenue function.

The derivate of the profit function gives us the rate at which profit changes:

For x = 484, the rate of change is:

Profit is increasing by $68.44 for each additional belt
Answer:
Since
, you have the following arrangements.
Optional:
(and it's mirror version
, if you want to consider a long strip of bottles a rectangle. Technically it is, but it's open to interpretation.
and it's mirror
;
and it's mirror
;
Optional:
. Since a square is a rectangle with extra limitations.
Answer:
if by % this sign you mean x then
x=9
Step-by-step explanation:
x+3=12
x=12-3
x=9
Solve this equation: $45 - ($2.75/pen)x = $12. Simplifying, we get
$33 = ($2.75)x, so that
x = $33 / ($2.75) = 12.
Tim's buying 12 pens leaves him with $12.