<u>Answer:</u>
=
<u>Step-by-step explanation:</u>
•
•
is the combination of the functions
and
such that
is the input to the function
.
This means, we have to replace the original input of , which is
, with the function
.
∴ =
⇒
⇒
Answer:
Ms. Day bought 5 blankets and 4 pillows.
Step-by-step explanation:
Let denotes number of blankets and
denotes number of pillows.
Blankets cost her $16 while pillows cost her $10 and Ms. Day spent a total of $120.
Divide this equation by 2.
Ms. Day bought 9 items.
Multiply this equation by 5.
Subtract from
Put in
Therefore,
Ms. Day bought 5 blankets and 4 pillows.