The Chang family is on their way home from a cross-country road trip. During the trip, the function D(t) = 2,280 – 60t can be used to represent their distance, in miles, from home after t hours of driving.
What is the value of D(15)?

Answers

Answer 1

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[tex]D(t) = 2280 - 60t[/tex]

[tex]D(15) = 2280 - 60(15)[/tex]

[tex]D(15) = 2280 - 800[/tex]

[tex]D(15) = 1480[/tex]

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Answer 2

Answer:

1380

Step-by-step explanation:

d(t)=2280-60t

d(15)=2280-60(15)

2280-900

=1380


Related Questions

-(1+7x)-6(-7-x)=36 what is x equal to

Answers

Answer:

x = 5

Step-by-step explanation:

Step 1: Write equation

-(1 + 7x) - 6(-7 - x) = 36

Step 2: Solve for x

Distribute: -1 - 7x + 42 + 6x = 36Combine like terms: -x + 41 = 36Subtract 41 on both sides: -x = -5Divide both sides: x = 5

Step 3: Check

Plug in x to verify it's a solution.

-(1 + 7(5)) - 6(-7 - 5) = 36

-(1 + 35) - 6(-12) = 36

-(36) + 72 = 36

-36 + 72 = 36

36 = 36


How do the measures of the side lengths of AABCcompare with those of AA'B'C' when AA'B'C' coincides with the other three triangles?
What can you say about the preservation of the side lengths of a shape during a rotation?

Answers

Answer:

The angle measures of  ABC and the other triangles are the same measures, and the side lengths in ABC and the other triangles are the same lengths when ABC coincides with them. It appears that angle measures and side lengths are both preserved when  ABC is rotated.

Step-by-step explanation:

Can anyone pls help me with this question?

Answers

Answer:

K, N, and L are all on different lines

Step-by-step explanation:

JK and MC are on parallel lines if false because parallel lines is like an equal sign = and those lines are like a plus sign +

J, N, and L are collinear is also false because collinear means they are on the same line, and J, N, and L are not on the same line

K, M, and L are collinear is also false because collinear means they are on the same line, and K, M, and L are not on the same line

K, N, and L are on different lines is true. K is on a different line than N and L, N is on a different line that K and N, and N is on a different line that K and L

I hope this helps :)

Ordered pairs please help

Answers

The first answer choice would not be an function because it has repeated x values.

Answer: {(9,3),(2,-2),(2,6),(-5,2)}

The owner of an art supply store buys tubes of magenta oil paint for $10.80 and marks up the cost by 10% to determine the retail price. The tubes of paint do not sell well, so the owner marks down the retail price by 20%.

To the nearest cent, what is the marked-down price of a tube of magenta oil paint?

Answers

Answer:

The answer is: 9.50

Answer: $18.19

Step-by-step explanation:

answer quick ill give brainliest

Answers

I believe the correct answer would be B because I did this last year and the question seems familiar
Oh yeah I remember this it’s B I believe

The translation above shows an object moving

Answers

Answer:

what the question or were is it

Step-by-step explanation:

Answer:

i dont see an question

Step-by-step explanation:

The composition of transformations always results in the lengths of segments of the pre-image and image remaining equal. (True or False)

Answers

Answer:

False.

Step-by-step explanation:

In translation, rotation and reflections there is no size change but in dilation the size of the pre-image changes.

So, it is false.

The school's Environmental Science Club has $500 of funds. Each time they go on a field trip, it costs
them $80. Write an algebraic expression that represents the money the club has after going on field
trips. Use the Math equation tool va to answer the question.

Answers

Given:

Total fund = $500

cost of each trip = $80

To find:

The an algebraic expression that represents the money the club has after going on field  trips.

Solution:

Let x be the number of field trips.

Cost of 1 field trip = $80

Cost of x field trip = $80x

We have, Total fund = $500.

So, the money the club has after going on field  trips is

[tex]\text{Remaining money}=500-80x[/tex]

Therefore, the money the club has after going on field  trips is $(500-80x).

what are the answers?

Answers

Answer:

y=6

RS= 47

ST= 22

RT= 69

Step-by-step explanation:

which of the following ratios is the same as the ratio 0.34 to 124​

Answers

Answer:

0.34/124

= 17/6200

Step-by-step explanation:

PLEASE HELP ASAP WILL GIVE BRAINLIEST!!!!
The elevation we call sea level is actually the average level of the sea. This means that at average sea level, the elevation is zero. In reality, the level of the sea rises and falls in what are called tides. Low tide is the point of lowest sea level in a tidal period. High tide is the point of highest sea level in a tidal period. The height above or below average sea level is called elevation. An elevation below sea level is considered a negative value, while an elevation above sea level is positive.

Winston lives near the ocean. He regularly brings an altimeter to the beach to measure the elevation of the ocean’s surface. You will use the data Winston gathered to complete tasks about the rising and falling of the ocean’s surface. When necessary, sketch a diagram of the situation on a separate sheet of paper to assist you.

On Monday at 1 p.m., when the ocean’s surface was at an elevation of 2.2 feet, Winston went to a surf shop that was 8.2 feet above the ocean’s surface. At 7 p.m. when the ocean’s surface was at an elevation of -2.4 feet, Winston ate dinner at a restaurant whose deck was 10 feet above the ocean’s surface.


What was the distance between the deck and the ocean’s surface at 1 p.m.? Which was higher, the deck or the ocean?

What was the distance between the surf shop and the ocean’s surface at 7 p.m.? Which was higher, the surf shop or the ocean?

Answers

Answer:

The surf shop was higher and the distance would be 12.8 feet above the oceans surface.

Step-by-step explanation:

Which rule describes the transformation?
O(x, y) - (x, y)
O (x,y) - (y,x)
O (x,y) - (-x, -y)
O (x, y) - (y, -x)

Answers

The answer is C (x,y)-(-x,-y)

The rule that describes the transformation is (x, y) → (-x, -y).

Option C is the correct answer.

We have,

From the graph,

A = (-1, -1)

B = (1, -1)

C = (0, -4)

And,

A' = (1, 1)

B' = (-1, 1)

C = (0, 4)

Now,

If we use transformation:

(x, y) → (-x, -y) on each coordinate of A, B, and C.

We get,

A' = (1, 1)

B' = (-1, 1)

C = (0, 4)

Thus,

The rule that describes the transformation is (x, y) → (-x, -y).

Learn more about transformation here:

https://brainly.com/question/12463306

#SPJ7

Which is greater
4.87 x 109 or 9.212 x 1087

Answers

Answer:

9.212 x 1087

Step-by-step explanation:

9.212 x 1087=10013.444

4.87 x 109=530.83

Answer:

The seconds one

Step-by-step explanation:

It equals more

A square patio has a perimeter of (8x + 28) feet. What is the length of the patio?

Answers

2x+12 sorry if wrong

Help! Please!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answers

Answer:

transitive property of equality

Step-by-step explanation:

if a=b and b=c then a=c

I think it’s B)
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Tom and Jerry have to stuff and seal 63 envelopes for a new marketing
campaign. Jerry can stuff and seal 15 envelopes alone in 2 minutes. Tom can do 3
envelopes per minute.
5a) Enter the equation that can be used to find the number of minutes, t, it takes
Tom and Jerry to stuff and seal 63 envelopes."
5b) Enter the number of minutes t, it takes Tom and Jerry to stuff and seal 63 envelopes together.

Answers

Answer:

T=15x+3y

Step-by-step explanation:

Celine is 28, celines age is 4 more than 1/3 of drakes age. How old is drake?

Answers

Answer:

Step-by-step explanation:

C = 28

C = 4 + 1/3 D

This means that

28 = 4 + 1/3 D

Subtract 4 from both sides.

24 = 1/3 D

Then to get rid of the fraction, multiply both sides by 3

72 = D

Therefore Drake is 72.

Answer:

72

Step-by-step explanation:

write your answer in scientific notation
(5.059×104)+(2.7×104)

Answers

[tex]5.059 \times {10}^{4} + 2.7 \times {10}^{4} = [/tex]

[tex](5.059 + 2.7) \times {10}^{4} = [/tex]

[tex]7.759 \times {10}^{4} [/tex]

Answer:

(5.059×104)+(2.7×104)

Step-by-step explanation:

202.01 has __________ significant figures * 1 point

Answers

Answer:

it has 5 significant figures

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Answers

The answer should be B

For a field trip 5 students rode in cars and
the rest filled three buses. How many
students were in each bus if 107 students
were on the trip?

Answers

The correct answer will be 30

Answer: 52 students were in the bus.

Step-by-step explanation: First, you start with the equation:

9x+4=472

Since four students rode in cars, you want to eliminate this part of the problem to find how many students actually rode in the buses.

So you would subtract 4 from both sides and get: 9x=468

Finally, you would divide both sides by 9 and get 52 students on each bus

Is zero an integer?

Answers

Answer:

All whole numbers are integers, so since 0 is a whole number, 0 is also an integer.

Answer:

yes

Step-by-step explanation:

integers are whole numbers and 0 is a whole number so yes

i will give you brainliest for the best answer! <(^-^<) thanks <3














it's not math, it's science :)
answer the best u can

Answers

Answer:

no. 1

B. Describe the presicion of these results

no. 2

a. Describe the accuracy of these results

At Store #1 for $625 you can buy 25 pairs of shoes. How much will you pay for 31 pairs of shoes?

Answers

you’ll pay $775 since 25 pairs were $625

Answer:

Step-by-step explanation:

25 pairs of shoes = $625

You need to find how much each pair of shoes cost.

1 pair of shoes = [tex]\frac{625}{25}[/tex] = $25

So for 31 pairs of shoes, you just multiply by 25

31 pairs of shoes = 25 x 31 = $?

the lines represented by the equations 25y-10x=200 and 5y+2x=40 are

Answers

Answer:

The slope

Step-by-step explanation:

What's 5^-3 as a fraction?
1. 1/5
2. 1/15
3. 1/25
4. 1/125
My teacher taught me how to do it but my answer isn't one of the choices??

Answers

Answer:

4. 1/125

.______.

Write the inverse function,
f^-1 (x), for the function
f (x) = 2x + 3

Answers

[tex]f(x) = 2x + 3[/tex]

[tex]y = 2x + 3[/tex]

Subtract the sides of the equation minus 3

[tex]y - 3 = 2x[/tex]

Divided the sides of the equation by 2

[tex] \frac{y - 3}{2} = x \\ [/tex]

So ;

[tex] {f}^{ - 1}(x) = \frac{x - 3}{2} \\ [/tex]

_________________________________

And we're done.

Thanks for watching buddy good luck.

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1
The absolute value of --
4
is
1
A
4
B) 4
с
0
D
4

Answers

Answer:

correct

Step-by-step explanation:

I honestly have no clue on this one, does anyone have a clue?! Please!

Answers

The answer is 80’, because is the corresponding angle of 1, so it must be the same answer as 1 angle.
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