Answer:
$11.8525
Step-by-step explanation:
To find the total price of purchase including sales tax, we need to add sales tax to our total. This can be done as follows: Purchase price + percentage of purchase price as according to sales tax. In the case of your problem, this takes the form of $11 + 0.0775(11). This expression is equivalent to 11.8525.
X + y = 10
x - y = 2
add the equations together
2x = 12
x = 6
6 + y = 10
y = 3
The inverse of

is

. (This eliminates B and D)

translates to "if

, then

". This means the answer must be A.
Answer:
c. 4
Step-by-step explanation:
I'm correct if I'm rwong