Khan Academy question thanks for whoever answers

Khan Academy Question Thanks For Whoever Answers

Answers

Answer 1

Answer:

A.

Step-by-step explanation:

Answer 2
Considering it is above sea level it should be positive 7 1/4

Related Questions

Tommy's auto mall needs to transport 108 cars. A moving truck can fit 7 cars on each bed. How many trucks does tommy need to relocate all his car? (Do it in long division)

Answers

15
7|108
-7
-60
- 35
-95

Answer: 15 remainder 3.

Step-by-step explanation:

Solve the system of linear equations by substitution
y-x=0
2x-5y=9

Answers

Answer:

the answer is (-3,-3)

Step-by-step explanation:

Solve for the first variable in one of the equations, then substitute the result into the other equation.

. Evaluate 8^0 helppp please

Answers

Answer:

1

Step-by-step explanation:

[tex] {8}^{0} = 1 \\ [/tex]

Any number raised to zero is always equal to one.

Name the solution........

Answers

Answer:

No solution

Step-by-step explanation:

here you go mate

step 1

3x+y=-3,3x+y=3  equation/solution

step 2

3x+y=-3  add -3x

y=-3x-3

step 3

3x+y=3  substitute and simplify

0=6

answer

no solution

(-3x - 2 + 4x³) + (3x - 6x²-6)
can any1 solve this? its Polynomials.​

Answers

Answer:

4x³ - 6x² - 8

General Formulas and Concepts:

Algebra I

Terms/Coefficients/Degrees

Step-by-step explanation:

Step 1: Define

(-3x - 2 + 4x³) + (3x - 6x² - 6)

Step 2: Simplify

Combine like terms (x):                    4x³ - 6x² - 2 - 6Combine like terms (Z):                    4x³ - 6x² - 8

find the value of x pls and thank you​

Answers

Answer:

16

Step-by-step explanation:

according to the question

5x-7=8x-55

8x-5x=-7+55

3x=48

x=48/3

x=16

Item 2 What is the value of the function at x=−2? y=−4 y = 0 y = 2 y = 3
Answer fast please!!!

Answers

Answer:

ok

Step-by-step explanation:

Help ASAP
5.(03.08)
Solve - 3x2 + 30% - 90 = 0. (2 points)
O x=5+216
O x=5715
X = 10+ 2115
O x= 10 + 15

Answers

Answer:

5 ± 2i5

from the quadratic equation

Choose the correct scientific notation of this number.
There are 5,280 feet in one mile.

Answers

Answer:

It's C

Step-by-step explanation:

A musical instrument has a pitch of 220 hertz when the wavelength is 3 feet. When the wavelength is 4 feet, the pitch is 165 hertz.

Answers

Answer:

239

Step-by-step explanation:

its 231 and its that i promise

Find the sum of the interior angle measures of a convex 15-gon (a fifteen-sided polygon).

Answers

Answer:

2340 degrees.

Step-by-step explanation:

The sum of the interior angle measures of any polygon can be calculated using the following expression ([tex]n[/tex] is the number of sides the polygon has):

[tex]180(n-2)[/tex]

For a 15-sided polygon, plug in 15 for n and simplify:

[tex]180(15-2)=180(13)[/tex]

Multiply to solve:

[tex]180(13)=2340[/tex]

For a 15-sided polygon, the sum of the interior angles must be 2340 degrees. You can go a step further and divide 2340 by 15 to figure out the individual measure of each interior angle (156 degrees).

The sum of the interior angles of a fifteen-sided polygon is 2340°.

What is the formula for interior angle of a regular polygon?

The formula for calculating the sum of interior angles is (n-2)×180° where is the number of sides. All the interior angles in a regular polygon are equal. The formula for calculating the size of an interior angle is: interior angle of a polygon = sum of interior angles ÷ number of sides.

Given that, a fifteen-sided polygon.

Now, the sum of the interior angle measures is

(15-2)×180°

= 13×180°

= 2340°

Therefore, the sum of the interior angle measures is 2340°.

Learn more about the sum of interior angles here:

https://brainly.com/question/28793979.

#SPJ2

Express in the form 1: n.
Give n as a decimal.
8 : 6

please help ​

Answers

Answer:

n = 0.75

1 : 0.75

Step-by-step explanation:

To get from 8 to 1, you have to divide by 8. You do that to the number 6.

6/8 = 3/4 = 75/100.

Therefore, n = 0.75.

solving systems of linear inequalities

Answers

Answer:

YES. (2, 7) is a solution of the system.

Step-by-step explanation:

System of linear inequalities has been given as,

y ≥ -x + 1 --------(1)

y < 4x + 2 ------(2)

If (2, 7) is a solution of the given system of inequalities, it will satisfy both the inequalities.

By substituting the coordinates of point (2, 7) in inequality (1),

7 ≥ -2 + 1

7 ≥ -1

True.

By substituting the coordinates of point (2, 7) in inequality (2),

7 < 4(2) + 1

7 < 9

True.

Therefore, point (2, 7) lie in the solution area of system of inequalities.

YES. (2, 7) is a solution of the system.

Help In math pls this a slope problem

Answers

Answer:

D

Step-by-step explanation:

subtract f from g, then subtract 4 from the result

Answers

Answer:

(g - f) - 4

Step-by-step explanation:

Subtract f from g = g - f

Subtract 4 from the result = (g- f) - 4

I have a math question​

Answers

Answer:

D. RS = DQ

Step-by-step explanation:

SSS = Side-side-side congruence criteria!

One is given, other is common, and we have RS=DQ

Answer/Step-by-step explanation:

According to the Side Side Side rule (SSS) Side RQ is congruent to side DS.

RQ ≅ DS.

This means that in order to complete the chart:

RS ≅ DQ

A suitcase measures 21 inches by 16 inches. What is the length of the diagonal of the suitcase to the nearest tenth of an inch?

Answers

Answer:

Step-by-step explanation:

we have a rectangle that measure 21 inches by 16 inches

to find the rectangle(which is the hypotenuse)  we will use Pythagorean theorem

c^=a^2+b^2

c^=21^2+16^2=697

c=[tex]\sqrt697}[/tex] =26.40 which rounded to the nearest tenth =26

A teacher has 396 pieces of candy. If there are 44 students, 6 of whom are boys, if divided evenly, how many pieces of candy will each student get?

Answers

Answer:

9 pieces of candy.

Step-by-step explanation:

The information about how many boys there are is irrelevant, so we can just ignore that.

The important information is that the teacher has 396 pieces of candy and that it is split between 44 students equally.

So, to solve, we just do 396 / 44 = 9.

Therefore, each student will get 9 pieces of candy.

Write an equation of a line in slope-intercept form with the given slope and y-intercept. slope: 2/3, y-intercept: −5

Answers

So slope int. form is y=mx+b and m means the slope and B means the y intercept. So it would be y=2/3x-5

A nonstop flight from Albuquerque, NM to Atlanta, GA takes 3 hours. If the plane flies a total of 1,269 miles, what is the plane’s unit rate in miles per hour?
A. 3,807 mph
B. 1,266 mph
C. 432 mph
D. 423 mph

Answers

Answer:

423 mph

Step-by-step explanation:

To find the answer, you have to divide 1,269 by 3 since we want to find how many miles the plane travels in one hour. Doing this, we end up with 423 which is the answer.

Answer: D. 423 mph

Step-by-step explanation:

A nonstop flight from Albuquerque, NM to Atlanta, GA takes 3 hours. If the plane flies a total of 1,269 miles, what is the plane’s unit rate in miles per hour?

1,269 % 3 = 423

ITS RIGHT

Question Below please help

Answers

the answer is D. 4/x-2
The answer is d I thinkkkkk

On a coordinate plane, a line goes through points (negative 4, 0) and (0, 2).
What Is the slope of the line on the graph?

Answers

Answer:

the slope is 1/2

Step-by-step explanation:

find the change in y over the change in x

2-0/0+4

you get 2/4 then simply that to 1/2

Answer:

0.5

Step-by-step explanation:

on edg

Please help me 123 or 4........

Answers

I want to say A or b

Answer:

It's 2

Step-by-step explanation:

Hope this helps

Work out the area of a rectangle with base,
b
= 15mm and height,
h
= 12mm

Answers

Answer:

15x12=180mm

Step-by-step explanation:

Mike recorded the number of hours he slept each night for a period of 5 days as shown in the table below.

Based on the information in the table, what was the total number of hours that Mike slept from Monday through Friday?

Answers

Step-by-step explanation:

8+9= 17

7 3/4 + 7 1/4= 15

15 + 5 1/2= 20 1/2

17 + 20 1/2 = 37 1/2

which ordered pairs show the location of the bleachers? check all that apply.
a. (2.0, 1 1/2)
b. (1.50, 2.0)
c. (-2.0, 1.50)
d. (1.50, -2.0)
e. (1 1/2, 2)
f. (1 1/2, -2

il pick brainliest!!

Answers

it’s (b) (1.50,2.0)
hope this helped :))

Sarah has a loyalty card good for a 20% discount at her local grocery store. What would her total in dollars and cents be, after the discount and before tax, if the total cost of all the items she wants to buy is $39.25?

Answers

31.40 dollars because 39.25 times 0.2 is 7.85. 39.25-7.88 is 31.40

Stephanie ran three sprints during practice. Her first sprint was 175 yards, her second sprint was 150 yards, and her third sprint was 225 yards. What was the total distance that Stephanie sprinted?

Answers

Answer:

Stephanie sprinted 550 yards.

Step-by-step explanation:

Given that,

Stephanie ran three sprints during practice.

Her first sprint was 175 yards, her second sprint was 150 yards, and her third sprint was 225 yards.

We need to find the total distance that Stephanie sprinted. It is simply equal to the sum of all above sprints.

Distance = 175 yards + 150 yards + 225 yards

= 550 yards

Hence, Stephanie sprinted 550 yards.

HELP Members of a soccer team suspect the coin used for the coin toss at the beginning of their games is unfair. They believe it turns up tails less often than it should if it were fair. The coach of the team decides to flip the coin 100 times and count the number of tails. His trial results in 35 tails. He decides to carry out a significance test. What is the p-value he obtains and the general conclusion that can be made at a 99% significance level?
The p-value is 0.0013. He should reject the null in favor of the alternative.
The p-value is 0.0013. He should fail to reject the null.
The p-value is 0.9987. He should reject the null in favor of the alternative.
The p-value is 0.9987. He should fail to reject the null.
There is not enough information provided to calculate the p-value and make a conclusion.

Answers

Answer:

d

Step-by-step explanation:

38=p−15

PLEASE HELP MEHHHHH

Answers

Answer:

p=23

Step-by-step explanation:

Answer:

P=23

Step-by-step explanation:

38-15=23

p=23

Hope this helps

Have a great day!

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