-21/3 - (-5) =
Brainly told me to at least write like 20 words so Im just typing some weird nonsense.

Answers

Answer 1

Answer:   Yeah ik i have to do it too lol

but the answer is -2

Step-by-step explanation:

Answer 2

Answer:

-2

Step-by-step explanation:


Related Questions

Which of the following is an example of a biotic limiting factor for a population?
A) water availability
B) climate
C) disease
D) natural disasters

Answers

Answer:

I don’t know. I think disease

Step-by-step explanation:

Answer

I think A is the answer

step by step explain

PLEASE HELP
Find the next four range terms of each arithmetic sequence. Then graph the sequence.
(5,5), (10, 8), (15, 11), ...

Answers

I can help you find the last four but you need to graph them. The next four in the sequence is (20, 14), (25, 17), (30, 20), (35, 23). I hope this helps!

Solve this system of equations by using the elimination method. 2x - 2y = 2. 5x + 2y = 12 (2, [?])​

Answers

Answer:

(2,12)

Step-by-step explanation:

mathpapa

Answer:

(2,1)

Step-by-step explanation:

Please help I will give brainliest to the first correct answer!!!

Answers

The answer is square root of 72

Melissa built a square pyramid out of sand. The base of the pyramid has a side length of 18 centimeters. The height of the pyramid is 26
centimeters.
What is the volume of the pyramid?
A. 624 cm3
B. 1,872 cm
C. 2, 808 cm
D. 4,212 cm
E. 8, 424 cm

Answers

Answer:

C. 2, 808 cm^3

Step-by-step explanation:

Given that

The base of the pyramid is 18 centimeters

And, the height of the pyramid is 26 centimeters

We need to find out the volume of the pyramid

As we know that

The volume of the pyramid is

= 1 ÷ 3 × base^2 × height

= 1 ÷3 × 18^2 × 26

= 2,808 centimeter^3

Hence, the correct option is c.

What is -3x-y=-24 if Y =3x

Answers

Answer:

x= 4 and y= 12

Step-by-step explanation:

solve by substitution

hope this helps :D

What is the probability of spinning pink and rolling an odd number?

Answers

Answer:0.625 for pink and 50% for an odd number

Step-by-step explanation:

Need help with school

Answers

Good luck I have geometry too but just 3 more weeks !!

Another name for rate of change is slope.

true or false.

Answers

Answer:

True

Step-by-step explanation:

Answer:

True!

Step-by-step explanation:

“Rate of change” means the same as “slope.” If you are asked to find the rate of change, use the slope formula or make a slope triangle.

Help me please if you can...

Answers

Hello there!

D is the answer!

Mark me brainliest!

The answer is d. ;)

Im really struggling with this, i need A on this test please help me!

Question 4 options:


The volume of the square pyramid is ___ cubic centimeters.

Answers

The volume of the square pyramid is 600cm^3

The volume of the square pyramid is 600cm^3

CAN SOMEONE PLS HELP I NEED THIS ASAP​

Answers

Answer:

its 12

2×72=x^2

Step-by-step explanation:

i will sent the Formula in picture

i need help asap RIGHT ANSWERS ONLY PLEASE !!!!!!’n

Answers

Answer:

hey, the answer is 9π m²

Solve this equation for x. Round your answer to the nearest hundredth. 7 = ln(x + 3)​

Answers

e^7 = x +3
e^7 -3 = x

(Use Calc)

In a class the ratio of boys to girls is 4:3 30% of the boys are left handed.
What fraction of all the people in the class are left handed boys?

Answers

6/35 fraction of people in the class are left handed

What is ratio and proportion?

Majority of the explanations for ratio and proportion use fractions. A ratio is a fraction that is expressed as a:b, but a proportion says that two ratios are equal. In this case, a and b can be any two integers. The foundation for understanding the numerous concepts in mathematics and science is provided by the two key notions of ratio and proportion.

Let the total no. of students in a class be x

then no. of boys in the class be 4x/7

 no.of girls in the class be 3x/7

left handed boys =30%of 4x/7

                              = 3/10x 4x/7

                               =6x/35

Therefore, 6/35 fraction of people in the class are left handed

Learn more about ratio and proportions,

https://brainly.com/question/2328454

#SPJ2

HELP PLEASE!! a space station orbits earth at a rate of 57 miles every 3 seconds
Write the space stations rate of change

Answers

Answer:

i think its every 90 minutes but I could be wrong.

Step-by-step explanation:

Which is the solution set of this equation? |x – 6| = 15 A. {-9, 21} B. {-15, 15} C. {9, 21} D. {-9, -21} E. {-6, 6}

Answers

Answer:

A. -9, 21

Step-by-step explanation:

Use m.a.t.h.w.a.y and you will get the answer!

Answer:

A

Step-by-step explanation:

| x-6| = 15 , check if this is true for the given x values

for x= -9 we have | -9-6| =  15 true

for x= 21 we have | 21 -6| = 15 true

so A is a solution set

for x= -15 we have | -15-6| =  15 false

so B is not a solution set

for x= 9 we have | 9-6| =  15 false

so C is not a solution set

for x= -9 we have | -9-6| =  15 true

for x= -21 we have | -21-6| =  15 false

so D is not a solution set

for x= -6 we have | -6-6| =  15 false

so E is not a solution set

Trudy's father has a large collection of ties. He has 18 ties, and 2 of them are striped.
If Trudy's father chose a tie at random, what is the probability that the tie would be striped?

Answers

Answer:

1/9

Step-by-step explanation:

p = 2/18

p = 1/9

A cake weighs 215 g and is shared equally between five people. What weight of cake does each person receive?

Answers

Answer: 43 g

Step-by-step explanation: For 215 to be divided equally between five people the equation should be set up as 215/5, which equals 43 g for each person.

You just have to divide the weigh of the cake by the number of people that’ll be sharing it

For example 215g dived by 5 is 43g
Therefore each person receive 43g of the cake.


(God bless you)

Plz help with this I don’t know what to do

Answers

Answer:

Just guessing here but would the bottom be 4,8,12,16,20 maybe since it is going by 4 then you do the same for the top since it is going by 3

Step-by-step explanation:

Answers:

Row One:  9,   15Row Two:  8, 16, 20

Input the numbers only in each box. So that means you won't type in a comma.

The least common denominator is  12

=======================================================

Explanation:

Your teacher wants you to list the multiples of each denominator.

The multiples of 3 are: 3, 6, 9, 12, 15The multiples of 4 are: 4, 8, 12, 16, 20

The values in bold are what will go in the boxes in those first two rows.

The least common denominator is 12 because it is the smallest thing found in common in the two lists above. In other words, 12 is the LCM (least common multiple) of 3 and 4. Note how 3*4 = 12. This works because 3 and 4 do not have any common factors between them other than 1.

The LCD (least common denominator) is the LCM of the denominators. The LCD is useful for when you want to add or subtract fractions. The denominators must be the same for you be able to add or subtract them.

In which polygon does the sum of the measures of the interior angles equal the sum of the measures of the exterior angles? ​

Answers

Octopus is the correct answer megaton
Quadrilateral
(confirmed by 2 experts)
let me know if i’m wrong

A firework rocket consists of a cone stacked on top of a cylinder, where the radii of the cone and the cylinder are equal. The diameter of the cylindrical base of the rocket is 8 in and the height of the cylinder is 5 in, while the height of the cone is 3 in. Calculate the surface area of the rocket. Leave your answer in terms of π.

Answers

Answer:

188π in^2

Step-by-step explanation:

Surface area of the rocket = surface area of the cone + surface area of the cylinder

Surface area of a cone = πr(r+h^2+r^2)

r = 8/2 = 4 in

4π( 4 + 3^2 + 4^2) =

4π ( 4 + 9 + 16) = 116π in^2

Surface area of a cylinder = 2πrh+2πr^2

(2 x n x 4 x 5) + (2 x n x 16)= 72π in^2

116 + 72 = 188π in^2

What is the value of x for this triangle.

Answers

Answer:

13

Step-by-step explanation:

you have to use Pythagorean Theorem which is

(a^2) + (b^2) = (c^2)

where a and be are the legs 45° from each other and c is the hypotenuse.

so just plug in the numbers

5^2 + 12^2 = c^2

25 + 144 = c^2

169 = c^2

now square root both sides to get rid of the square on c

root(169) = root(c^2)

13 = c

write an equation that models the linear relationship in the graph?
A.y=4x + 4
B.y=(1/4) + 4
C.y=-(1/4) - 4
D.y=-4x - 4

Answers

Explanation :Y=4x+4
It is A
Y=4x + 4
I got you:)

♡LOTS OF POINTS TO RIGHT ANSWER♡
------Find the surface area of the figure, round your answer to the nearest hundredth if necessary <3
5.1 in
1 in​

Answers

Answer:

[tex]\approx19.16[/tex]

Step-by-step explanation:

To find the surface area of a cone, one uses the following formula,

[tex]A=(\pi)(r)(r+\sqrt{h^2+r^2}})[/tex]

Where (r) is the radius of the base of the cone, and (h) is the height of the cone, ([tex]\pi[/tex]) represents the numerical constant (3.1415...). In order for this formula to work, one needs the height of the cone. This can be found using the Pythagorean theorem. One can form a right triangle with the base's radius, the side length, and height of the cone, then solve for the height of the cone. The Pythagorean theorem states the following,

[tex]a^2+b^2=c^2[/tex]

Substitute,

[tex]a^2+(1)^2=(5.1)^2[/tex]

Simplify,

[tex]a^2+1=26.01[/tex]

Inverse operations,

[tex]a^2=25.01\\a\approx5[/tex]

Now one can use the formula to find the surface area of a cone, substitute in the given values, and solve,

[tex]A=(\pi)(r)(r+\sqrt{h^2+r^2}})[/tex]

Substitute,

[tex]A=(\pi)(1)(1+\sqrt{5^2+1^2}})[/tex]

[tex]A=(\pi)(1+\sqrt{25+1})\\A=\pi(1+\sqrt{26})\\A\approx 19.16[/tex]

A coin and a die are tossed. Calculate the probability of getting tails and a 5.

(Enter the answer as a fraction in simplest form)

Answers

Answer:

1/4

Step-by-step explanation:

2/8 a die has has 6 sides and a coin has 2 sides add them up thats 8 sides in total. Then you get 2/8 simplify it and you get 1/4. I'm bad at Math but I'm pretty sure this is right.

What is the positive coterminal angle of -300?

Answers

Answer:

-60

Step-by-step explanation:

=angle -360°*{angle/360}

=300-360*300/360

=-60

What is the value?
I’m confused lolz {}:

Answers

Answer:

14

Step-by-step explanation:

1/9(3)^4+5

1/9*81+5

9+5

14 is your answer

Look at the picture for the question

Answers

Answer:

c

Step-by-step explanation:

Rewrite 2 × 4 6 as the product of a unit fraction and a whole number. Can anyone tell me the answer so I can learn how to solve this problem?

Answers

Answer:

78.000

Step-by-step explanation:

do it ur self

Answer:

8 x 1/6

Step-by-step explanation:

2 x 4/6 as a multiplication of a whole number and a unit fraction.

First off lets find 2 x 4/6

2 x 4/6 = 8 /6

Ok, now lets go back to the original equation.

2 x 4/6

divide 4/6 by 4 to get a unit fraction

A x 1/6

Divide 8/6 by 1/6 = 8

Or you can do A (previously known as 2) by 4 because we divide 4/6 by 4

A = 2x4 = 8

8 x 1/6 = 8/6

Correct

If my answer is incorrect, pls correct me!

If you like my answer and explanation, mark me as brainliest!

-Chetan K

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