Posts by Leo

Total # Posts: 558

algebra 2
wait hold on thank you for explaining the first one to me but i meant to post this question ---> The temperature of a liquid during an experiment can be modeled by the function f(x)=3.8cos(?x20)+2.2 , where f(x) is the temperature in °C and x is the number of minutes ...

algebra 2
The temperature of a liquid during an experiment can be modeled by the function f(x)=3.8cos(?x20)+2.2 , where f(x) is the temperature in °C and x is the number of minutes into the experiment. What is the lowest temperature the liquid reached during the experiment? Round to...

algebra 2
PLEASE HELP ME WITH THIS QUESTION I DONT WANT TO FAIL AND I FEEL AS IF IM WRONG! The average daily minimum temperature for Pablo’s hometown can be modeled by the function f(x)=15.3sin(?x6)+44.1 , where f(x) is the temperature in °F and x is the month. x = 0 ...

Math 8th
Thanks for posting your question. However, can you please choose a more appropriate username? Thank you.

MATH
First you have to find a common denominator for all of the fractions, and then you can compare the numerators.

history,consumer studies,tourism
Questions like this should probably be deleted.

Math
First you have to find the difference between the two. Then take that difference and compare it to the original price to find the discount.

Science
Cystic fibrosis is a recessive genetic disorder caused by a mutation of the CTRF gene. The disease is characterized by excessive mucus production along the respiratory and digestive tracts in addition to other symptoms. Cystic fibrosis is a progressive disorder that is most ...

Math
First you have to find the slope. Do you know how to do this?

Math
Let y be the number of years from today. So you know that: (6 + y) / (9 + y) = 4 / 5 Can you solve from here?

Math
Well 28 days would be exactly 4 weeks, plus 1 day would give you 29 days. So since there are 5 Saturdays, you know that the first and last days of February 2020 are Saturday. Can you solve the problem from here?

chemistry
SO2 and O2 are placed in a 2.00 L container at a temperature of 786 °C and a pressure of 6.99 atm. During the reaction, SO3 forms and the pressure falls to 1.89 atm. Determine how many moles of SO3 are generated.

Math
2,100

physics
Me neither

Math
ohhhhhh 44 thank you

Math
In Manorville, the current rate for school taxes is 7.5% of property value Find the tax on a house assessed at 20,000?

math
hello. there was a typo this and that other question. you probably wont see this oh well just wanted to tel you

math
Again 8/9 is not one of the answer choices a) 1/15 b) 12/25 c) 8/15 d) 5/3 e) 125/27

math
If 2/5 of 2/3 division sign is divided by 3/10, what is the resulting value?

Order with fractions
well that is what the problem said i just dont know how to put divison signs on the mac. So i put (division signs) that meant actual division signs

Order with fractions
um those arent any of the answer choices.. a) 1/5 b) 11/15 c) 47/60 d)3 13/30 e)12

trigonometry
Do you know how to get started? If you were to draw a triangle of her path, do you know what the triangle would look like?

history
Oh darn, I don't see the posters :( If these are famous posters, can you share the title of the posters so that we can Google them?

English
I think they mean slightly different things. 1. This one means that you have difficulty with the skill of remembering names. 2. This one means that once you have remembered a name, you have difficulty with something else.

Algebra
Bernie has $16000 invested, part at 3% and the remainder at 5%. If the yearly interest on each investment is the same, how much interest does he receive each year?

math
cant find a way tosolve this Five years ago, Ms. Halliday received a mortgage loan from the Scotiabank for $60,000 at 7.8% compounded semiannually for a five-year term. Monthly payments were based on a 25-year amortization. The bank is agreeable to renewing the loan for ...

physics
Do you have any thoughts, or do you have any work to show for this question? Where do you get stuck?

homework help
I just looked for other posts today by someone named "ugh", but I don't see any unfortunately.

riddle
the royal family

Reading Process LA Q
THE CORRECT ANSWERS ARE: 1.B 2.A 3.B 4.A I GOT 50% FROM YOU FOOLS!!

geography
I'd go with C but I am not sure

plz plz help me belive me have tried
x = arccos (a - cos(y)) y = arccos (a/2) a = cos (x) + cos(y) I have no idea but those above are what they equal but I am sure someone else can provide you help. Good Luck!

MATH STEVE
A piece of string is 3 yards long. How many 1 1/4-yard long pieces can Julie cut from the string? A. 1 B. 2 C. 3 D. 4

Science
Is that all?

7th American History
is there any way u can review your grade book from when u were in 7th grade?

7th American History
Oh I was in 7th last year

7th American History
What grade are you guys I need help I am 8th

PLEASE HELP ME
Please

Math
A piece of string is 3 yards long. How many 1 1/4-yard long pieces can Julie cut from the string? A. 1 B. 2 C. 3 D. 4

MATH
You need to solve for y. Do you have any thoughts of what the answer is?

Math
Hint: Raise both sides to a power.

Government
What laws could be created by the idea of artistic expression?

american government
The second question was C, favors a very limited role for the national government

Math 4th grade
The question is basically multiple choice with two choices: less than, or greater than. So an answer of 486lbs would not be the final answer here.

math
If 2 workers takes 15 hours to make 3 fireplaces, how long 5 workers takes to make 4 fireplaces ?

Chemistry
For the reaction, calculate how many grams of the product form when 3.2 g of Mg completely reacts. Assume that there is more than enough of the other reactant. 2Mg(s)+O2(g)→2MgO(s)

math
What do you think the answer is, and why?

GEOMETRY
Can you please show work for your homework questions? We don't just do the homework for you. Unfortunately, if you keep posting homework questions with no work, we will need to ban you from posting additional questions.

math
Do you know where to get started on this problem? Any work to show?

Physics
A boy throws a ball off the top of a 30m high building with a speed of 10m/s at an angle of 30 degrees to the horizontal. How far from the base of the building does the ball strike? I broke in up into 2 dimensional: X horizontal values: Xi=0 Xf=? Vi=8.6m/s. Vf=? a=0 Y vertical...

science
Do you have any guesses as to why this may be the case?

Chemistry Homework
Backpackers often use canisters of white gas to fuel a cooking stove’s burner. If one canister contains 2.45dL of white gas, and the density of the gas is 0.720g/cm3, what is the mass of the fuel in kilograms? So Volume=2.45dL(10L/1dL)=24.5L(1000/1)=24500cm^3 D=m/v--> ...

math plz help ;-;
Assuming that the cone is completely filled with ice cream, which of the following equations below could be used to calculate the total volume of ice cream in the cone (before you start eating it!)? On top of the cone is 18 as the bottom is 26. A.V=π(9)^2(26)+(4/3)π(...

math plz help ;-;
A triangle has sides of lengths 5 cm, 5 cm, and square root 47cm. Which of the following statements is true? A. The triangle is an obtuse triangle because (√47)^2>5^2+5^2 B. The triangle is an acute triangle because 5^2<5^2+(√47)^2 C. The triangle is an acute...

math plz help ;-;
What is the equation of the line containing the two points (-4, 8) and (1, -7)? A.y=-3x B.y=3x+4 C.-3y=x-4 D.y=-3x-4 I need help with this Q i don't understand it can anyone show me step by step ;-; sorry

math plz help ;-;
Determine the x-coordinate of the solution of the system of equations below. You may use any method: 2x-y=10 x+y=2 Determine the y-coordinate of the solution for the system of equations. You may use any method. 2x-y=10 x+y=2 Plz help i really don't understand these two Q ...

math plz check ;-; sorry
oh ok, i also have another Q sorry ^^; do you have to find the same thing that equals to the Q?

math plz check ;-; sorry
wait so 47 dosent change? Sorry to ask ^^;

math plz check ;-; sorry
A triangle has sides of lengths 5 cm, 5 cm, and square root 47cm. Which of the following statements is true? A. The triangle is an obtuse triangle because (√47)^2>5^2+5^2 B. The triangle is an acute triangle because 5^2<5^2+(√47)^2 C. The triangle is an acute...

math plz check ;-;
A triangle has sides of lengths 5 cm, 5 cm, and square root 47cm. Which of the following statements is true? A. The triangle is an obtuse triangle because (√47)^2>5^2+5^2 B. The triangle is an acute triangle because 5^2<5^2+(√47)^2 C. The triangle is an acute...

math plz check ;-;
Order the following solids from least (1) to greatest (3) volumes. A rectangular pyramid whose base has an area of 60 in2 and whose height is 10 in. third A rectangular prism with a length of 6 in, a width of 5 in, and a height of 10 in. first A right cylinder with a diameter ...

math plz help ;-;
What is the y-coordinate of the y-intercept of the linear equation 2x - 3y = 12? Plz help I don't understand how to do this can you show me step by step plz, sorry ;-;

math plz help ;-;
What is the equation of the line containing the two points (-4, 8) and (1, -7)? a.y=-3x b.y=3x+4 c.-3y=x-4 d.y=-3x-4 plz check if my answer is correct. My answer is c ^^;

math plz check ;-;
i just noticed that the Q was wrong sorry i meant to put this one, I'm so sorry What is the equation of the line containing the two points (-4, 8) and (1, -7)?

math plz check ;-;
Choose the correct graph for the linear equation 2x - 3y = 12. a.y=-3x b.y=3x+4 c.-3y=x-4 d.y=-3x-4 plz check if my answer is correct. My answer is c ^^;

math plz help ;-;
oh okay but hold on when you got rid of the parentheses did you get 6 because 3*2=6? sorry if I'm wrong ^^;

math plz help ;-;
Solve the following equation: -2(x-3)+4=8x-20 please help me how to do this step by step plz i do understand how to do this, sorry ;-; And thank you for the ones the helped me with the other Q :D

math plz help ;-;
1. Solve the system by any method: 2x-5y=-1 2x-y=1 How many solutions does the system of equations below have? Explain your answer. y=3/5x-1 y=6/10x+3 plz help me ;-; i don't understand how to do this, sorry ;-;

Math help ;-;
oh ok now I see thank you so much Ms.Sue :D

Math help ;-;
wait, how did you get 36? ^^;

Math help ;-;
Solve the equation. Check your answer. 5x-4(x+9)=2x-3 can anyone help me how to do this plz ;-; sorry

HELP GRAMMAR ;-; PLZ CHECK IM SORRY ^^;
oh sorry the two top ones were B ^^;

HELP GRAMMAR ;-; PLZ CHECK IM SORRY ^^;
The first person in the door was she. A.Object of a preposition B.Predicate Nominative C.subject D.direct object The reporter shook hands with the winner and then gave the trophy to her. A.Predicate Nominative B.subject C.Object of a preposition D.direct object The most ...

grammar help /;-;/ plz check
or I mean that C would be the answer to the Q xP sorry

grammar help /;-;/ plz check
oh yeah I forgot to say that i also had another thought that C would be incorrect as well because I don't really think that No and sir doesnt need the comma btween them that a comma should be at the end of sir :D

grammar help /;-;/ plz check
okay :)

grammar help /;-;/ plz check
Which sentence contains an error in the use of end marks or commas? A.In the garden were rows, and rows of peas, beans, carrots and radishes. B.A wind, nervous colt was bucking and refusing to enter the trailer. C.The book, in my humble opinion, seemed a bit lengthy. D.Nicole...

grammar check PLZ HELP ;-;
oh sorry ^^;

grammar check PLZ HELP ;-;
what I meant that I had a feeling that it was a D because on 315 Elm St it shows that it has a period and then a comma wouldn't that be incorrect?

grammar check PLZ HELP ;-;
I have a feeling its D for the first Q ^^;

grammar check PLZ HELP ;-;
Oh yeah, I forgot to add another Q ^^; A.Walker, an expert on radar, will be here for about 90 minutes. B.After his tour of duty ends he intends to work for Science Pathways Corp. C.I met him last summer in Pensacola, and we have kept in touch by writing letters. D.Lt.Walker ...

grammar check PLZ HELP ;-;
Which sentence contains an error in the use of end marks or commas? A.Miss K.C. Fairchild will lead the band in a Sousa march. B. Mom, what does B.C. mean? C.Dr. and Mrs. Majeck will attend the party on March,12,2007. D. Address inquiries to Ella Adams, 315 Elm St., St. ...

grammar check PLZ HELP ;-;
Okay, thank you :D your awesome!!!

grammar check PLZ HELP ;-;
ok so it's not D or A so is it B?

grammar check PLZ HELP ;-;
Which sentence contains an item that is either incorrectly italicized or should be italicized? A. On the ship's deck was women reading a novel called (Mystery at Sea). B. He painted the seaplane blue and named it "Kingfisher." C. In (Newsweek), I read an article ...

GRAMMAR HELP plz check ;-;
is it Mystery at sea because on my notes it says that novels should have a quotation mark? :D

GRAMMAR HELP plz check ;-;
oh, so is it A for the first one?

GRAMMAR HELP plz check ;-;
sorry ^^;

GRAMMAR HELP plz check ;-;
Which sentence contains an item that is either incorrectly italicized or should be italicized? A. On the ship's deck was women reading a novel called (Mystery at Sea). B. He painted the seaplane blue and named it "Kingfisher." C. In (Newsweek), I read an article ...

GRAMMAR HELP plz check ;-;
Which sentence contains an item that is either incorrectly italicized or should be italicized? A. On the ship's deck was women reading a novel called (Mystery at Sea). B. He painted the seaplane blue and named it "Kingfisher." C. In (Newsweek), I read an article ...

GRAMMAR HELP plz check ;-;
Which sentence contains an item that is either incorrectly in quotation marks or that should be in quotation marks? A.Read the chapter titled The Hidden Life of Molecules. B.Why did you call the painting Wildlife Number 57? C.A busload of children was singing "Jungle ...

GRAMMAR HELP plz check ;-;
ok thank you, sorry to bother you ^^;

GRAMMAR HELP plz check ;-;
"You have the answers in the back of the book," he said, "so you should check every answer." A.The period belongs outside of the quotation marks. B. (So) should be capitalized. C. Delete the comma after the word book. D. No revision is necessary. Im ...

english (grammar) HELP!!!
oh okay :D The second one seems to fit right as well the third one, but the fourth one I'm guessing it's (has)^^;

english (grammar) HELP!!!
ok, the first one I can see that it's right because there's more than one boy so it's (their) right?

english (grammar) HELP!!!
Oh, sorry to ask but can you check my answers for this Q ^^; Each of the boys had prepared (his,their) remarks well. Crammed into the backpack (is,are) all of Meg's textbooks. Neither the child nor his parents (eat,eats) broccoli. Many of the trees (has, have) started to ...

english (grammar) HELP!!!
Oh, okay! Thank you Ms.Sue :D

english (grammar) HELP!!!
oh, wait i also have a Q! Do you use this (') when someone is repeating what someone else said like letter A? Because Im also thinking that one is incorrect ^^;

english (grammar) HELP!!!
Identify the sentcence that is not punctuated correctly. A. "Did she say 'no more tickets will be sold'?" Ben wondered. B. Lucy begged,"Just don't say, "Lets do lunch,"please!" C."Why did he call you 'bug' just then? Is ...

Computer science
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