Answer:
Since
3
y
is constant with respect to
x
, the derivative of
3
x
y
with respect to
x
is
3
y
d
d
x
[
x
]
.
3
y
d
d
x
[
x
]
Differentiate using the Power Rule which states that
d
d
x
[
x
n
]
is
n
x
n
−
1
where
n
=
1
.
3
y
⋅
1
Multiply
3
by
1
.
3
y
Step-by-step explanation:
B) Models the equation, because:
Because y = money earned and x = amount of books she sells
When she sells a copy of each book this can be modeled by "2x"
When ever she sell's books, she get's a $5 tip (not affected by x),
Please vote mine the brainliest answer if I helped!
The answer is: 42. use order of operations
Answer:
where is she?
Step-by-step explanation:
Answer:
170.
Step-by-step explanation:
The number of cell phones = 68 * 3/2
= 102.
Total = 102 + 68
= 170 phones.