Algebra, help + check please

103,406 results, page 33

math

could someone please check these problems for me? Thank you! 1. -0.7x<-35 x<50 2. Solve by elimination 3x+4y=3 6x+8y=6 answer:0 3. find y intercept to graph x+5y=10 answer: (0,2)(10,0) 4. use distributive law to solve 7(w-5)=-35 7w-35=-35 if i add 35 to both sides i get ...

Assistance Dogs

Please check my answer thanks :) Service dogs are often taught to recall to a person A. sitting in a wheelchair. B. lying down. C. standing with crutches. D. kneeling down I picked A

U.S. History

please check this The Treaty of Greenville was the result of which of the following battles a. Battle of Ticonderoga b. Battle of Burnt Cabins c. Battle of Fallen Timbers d. Battle of Little Big Horn i picked C

3rd grade math

179,323,175 round to the nearest million sue can you please check my answer . this is my answer 280,000,000. hope i got it right.

5th grade math

ms. sue can you help me with another problem? whatnis the median of the following number? 24,99,101,93,14,29? by the way can you please!check my last problem that you posted to me an hour ago here is my answer is 20 the median

Soanish-6th grade-Another question-Please check an

I have another question. If I have to use the word tener to express she is hot-I would say -Ella tiene calor, correct?

Math(can you just check my answer please)

Lines x and y intersect to form angles 1,2,3, and 4. The measure of angle 3 is (3x - 9) and angle 4 is 111 degrees. Can you help me make a equation I think the equation is 3x-9 + 11 = 180 is this correct

Physics(Please check)

A spring stretches by 0.0226 m when a 4.39-kg object is suspended from its end. How much mass should be attached to this spring so that its frequency of vibration is f = 7.35 Hz? 7.35 = 0.0226(4.39x) Did I set this up correctly?

Physics(please check)

A spring stretches by 0.0226 m when a 4.39-kg object is suspended from its end. How much mass should be attached to this spring so that its frequency of vibration is f = 7.35 Hz? 7.35 = 0.0226(4.39x) Did I set this up correctly?

check my set up please

At a horizontal distance of 34 meters from the base of a tower, the angle of elevation to the top is 72 degrees. Find the line of sight distance to the nearest meter. I set this up tan72=x/34

Science

When the energy of a sound wave is transferred to a particle of a medium and causes it to vibrate and generate hear, the sound wave is A. reflected B. refracted C. absorbed D. transmitted I think it's C. check please

Math

What is the slant height for the given pyramid to the nearest whole unit? Pyramid base = 6cm Height = 4cm A.) 7cm* B.) 5cm C.) 9cm D.) 8cm Ca n someone please check this?

English Grammar

Please check if its correct Change from Positive to Negative 1.None of them were bad - All of them were good 2.Nobody was present in the funeral function -Everybody was absent from the funeral function

His

4. The United States cut off sales of oil to Japan after the A. Japanese occupation of southern Indochina. B. Japanese occupation of Hong Kong. i chose B please can you check my answer

Chemistry(please check my answer)

A radioactive isotope of radium (Ra-226) has a half-live of 1620 years. How much of this isotope remains after three (3) half-lives? A. 1/2 B. 1/4 C. 1/8*** D. None

Social Studies

In Chinese society, the merchant class ranked below the 1. farmers and aristocrats 2. landowners and traders*** 3. aristocrats and priests 4. bankers and farmers Can someone please check my answer?

@ Helps meas pleases

Your previous post was deleted because it had lots of questions -- but no answers. Please repost no more than five of those questions along with your answers. I'll be glad to check them.

Algebra Check

What is the domain of the function below? ((0,2),(3,1) (5,2) (8,4)) a. (1,2,4) b. (0,3,5,8)** c. (0,1,2,3,4,5,8) d. ((0,2),(3,1) (5,2) (8,4)) Is the following relation a function? ((0.3,0.6), (0.4,0.8), (0.3,0.7), (0.5,0.5)) a. yes b. no** c. cannot be determined What is the ...

Math

Simplify: 5x{24-19)x[25+23)divided by 12-(9-7)} Please help! Subject is algebra. sorry- please help! Am I working the problem correctly? IS THE ANSWER 50? 5x{24-19)x(25+23)divided by (12-(9-7)) = (5x5x48)/(12-2) = (25 x 48)/10 = ? No, the answer is not 50. As best as I can ...

Mathematics-Algebra PLEASE HELP,PLEASE!!!!!!!

In a two-digit number, the tens’ digit is 1 less than the units’ digit. If the digits are interchanged, the sum of the number obtained and the original number is 143. Find the number.

Algebra

Choose 1 set of points from the choices below. Then, solve the problem and post your solution, showing your steps. Write an equation in point-slope form for the line that passes through one of the following pairs of points (you may choose the pair you want to work with). Then...

calculus (check my work please)

Not sure if it is right, I have check with the answer in the book and a few integral calculators but they seem to get a different answer ∫ sec^3(x)tan^3(x) dx ∫ sec^3(x)tan(x)(sec^2(x)-1) dx ∫ tan(x)sec(x)[sec^4(x)-sec^2(x)] dx ∫ tan(x)sec(x)[(tan^2(x)+...

MATH HELP

I posted this yesterday and no one bothered to check it, therefore Im posting it again, please check it this time. The south edmonton pet shop has several parrots and dogs for sale. There are a total of 24 heads and 82 legs in the display cages. A) Write a system of linear ...

English

Could you please check these few sentences, please? Thank you very much! 1) Can't you say "cheat in the maths test"or is only on possible? She invites me for a walk (is it a mistake? She invited me to go for a walk) 2) She makes a living by teaching. She was sorry (is it ...

Algebra

Please my mentors, I urgently needs your support please. A number of two digits is such that the tens digit is 8 less than seven times the unit digit. When the digits are reversed, the number is decreased by 9. What is the number?

Algebra-- PLEASE help!

Pete's Plymouth travels 200 miles at a certain speed. If the car had gone 10 mph faster, the trip would have taken 1 hour less. Find Pete's speed. I am very confused about how to solve this problem! Please explain well. Thank you so much!!! :-)

Check my answers please

I posted this yesterday and someone said i did not haveoriginal data but it is in the link. Please take out spaces h t t p: //tinypic . co m/r/309lnac/3 1. The population growth exhibited by population A to the right is what? Is is exponential? 2. Population B reaches its ...

Physics-Please check?

Would changing the frequency of a wave cause a change in amplitude? I would say NO because they don't affect each other, correct? If I had a wave diagram will 4 complete waves showing and it said the diagram represented 4 sec in time the frequency would be 1cycle/ per second, ...

Math Check

Hi! Can someone check this for me? My teacher wants me to write the system of equations that will correspond to the final matrix. I have the matrix already, but I need help with the writing the system stuff. Thanks! Matrix: [-10 2 | 48] [-5 -6/4 |-9] My answer: 10x+2y=48 -5x+-...

college algebra

Radical and Rational Exponent find roots square roots of 12a^3/25=6a^3 -3-square roots 18/-6=-1 this is my answer am I right. check this for me it find the roots of the problem

Music

Need a word to fit the following definition. Patterns of beats by which music is measured. Rhythm? No. I'm doing a crossword puzzle and its _e_ _ rd Thank you for using the Jiskha Homework Help forum. Please check that spelling, because it looks like "metered."

Health

please check my answer thank you What is the first thing you should do if your bare hands accidentally comes in contact with a pt's blood. A report it to your doctor B wash your hands with and water C apply gloves D obtain a hep B shot I picked B

Health/ Basic Clinical Procedures

please check my answer thanks True or False A physical or mechanical device used to remove healyh hazzards from the work place is called personal protective control I said True

english check

A)all of the copies has been made b)none of the stores are on my way home. c)most of your friends is waiting for you inside. d)some of the promblems is for you to slove. im not really sure but it might be c.im not sure if wrong please correct.

english

I posted a question a few days ago, about Alan Kruger, and his stand on poverty and the financial crisis. I think Ms.Sue gave me a few links to check, but I can't find the post. Can someone link it to me please?

English

I still have a doubt, Could you check this sentence, please? 1) I think it would be best if our science department (head??) teacher would get in touch with you directly so that you can discuss every detail before drawing up the project.

English

Could you check these sentence, please? I don't know how to write n.2 1) 17 students from my I C look forward to corresponding with yours. On Monday I will let you know their class email adress so we can start the email partnership. 2) I measured (took is better?) my son the ...

Chemistry(Urgent, please check)

For C4H10O a constitutional isomer can be written as C-C-C-C-O-H with hydrogens also coming off of the 4 carbons. I know that this is an alcohol. I need to know if there are stereoisomers for this other than conformers. I think that there are stereoisomers because you can just...

please check(Social studies)

1.B 2.C 1.A pet dog that was forsaken would most likely look A. aggressive B. dirty C .well-trained 2.A meal that is skimpy will likely leave a person feeling A. too full B. satisfied C. still hungry

Social Studies

In return for offering the throne to William and Mary, it was demanded that all laws had to be approved by? A: Parliament B: King James C: The Catholic Church D: The Protestant Church My answer is A. Can someone please check if this is right?

english

30-day Money Back Guarantee Groom Co. electric shavers come with a 30-day money back guarantee. The only stipulation is that you use your new exclusively for 2 weeks to become accustomed with the product. If you are not satisfied, we will refund the amount on your receipt if ...

Algebra (please help!)

Mary has a solution that is 60% alcohol and another that is 20% alcohol. How much of each should she use to make 100 milliliters of a solution that is 52% alcohol. I totally forget how to do this kind of problem. Please help if you can! Thank you so much! :)

Calculus

Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they cross, and that you use technology to check your answer. (Round your answer to three decimal places.) Between y = e^x and y = x for x in [1, 2]

algebra,math

can someone correct these. and help me DIrections:Factor (3) 4x^2-4x-15 My solving: 4*x*x-4*x-15 (the star means multiply my final answer: x^3-15 (the ^ means for exponent) (4) 5x^2-26x+5 my solving: 5*x*x-26*x+5 my final answer: x^3-16 I don't understand what you did. The ...

algebra 2 homework check

Yves and some friends are playing a fair game in which 18 cards are dealt to 6 players. One of the cards is a queen. The player who receives the queen goes first. What is the probability that Yves will go first? Is it 1/3?

accounting

On, April 1, 2015, Lester Company received a bank statement that showed a balance of $ 8,950. Lester showed a $8,000 checking account balance. The bank did not return check No. 115 for $750 or check No. 118 for $370.00. A $900.00 deposit made on March 31 was in transit. The ...

algebra

please help with the following problem using the substitution method y=2x x+y=12 thanks x + 2x = 12 3x = 12 x = 4 y = 2x = 8

Please bobpursley help.algebra 2

This is a critical question.. Why does y=3 represent a function and x=3 does not

College Algebra

Could you please help me with this problem? We are to graph each compound inequality. x ¡Ý -2y and x - 3y < 6

Algebra

Graph the absolute value inequalities. I just can not get this. Please help! x + 2y ¡Ý 6

Algebra

Can you show me how to do this problem please. Thanks. |4-6to the second power ÷ 2 |- |-6|=

ALGEBRA

SOLVE THE FOLLOWING EQUATION FOR U 4U + 8 = -12 could you please show the work

College Algebra

Can some please help me and explain this problem to me! Or if you know of any website that will help! Thanks. -2x+4>12

algebra

I can't solve this please help: (8 ? 5) ? (6 ? 2 )= 8 I need to find the missing operations. Thanks.

algebra

What is the invers of: y=2log(x+1) and please explain this to me..not just an answer.

pre- algebra

5t-9 ----- 4 = 14 *5t-9 is over 4. if you understand the question please answer!!

algebra

could you please tell me if this is a polynomial function.... x^2 square root of 2 +x-5

algebra...Please help!

How do I find the y value for which the following problem is undefined? (4y^3-8y)/(y^2-2y)

algebra final, please

Evaluate the polynomial for x=2 2x^2-4x+2=2*(2)^2-4*(2)+2 =2*4-4*(2)+2 =8-4*(2)+2 =8-(8)+2 =18 Am I right or wrong?

algebra 1

I'm having troubles with these problems from a packet I got: 1. 1/x^2-9 2. 2(x-1)^2-(x-1)-1 3. y^2(a-b)-(a-b) 4. c^2+c+1/4 5. (x+1)^2-3(x-1)+2 6. x^4-9x^2+20 7. y^2-1/6y-1/6 8. n^4+2n^2-3 Please help. Thanks.

algebra

2(8+p)=22 these two questions are confusing to me can someone explain them please! 5(a-1)=35

ALGEBRA

i am so confused on this. can you please help me Write three expressions equivalent to 3(x+y)+xy

algebra

How do you solve the following equation? I know x= 20 but do not know how to show the work. Please help...

algebra

solve the following equation 5x + 4y = 12 Please show work... Thank You!!!

Algebra

I need y and x intercept help please. How do I do this 4x+3=12 First i did 4(0)+3=12 then i did 0+3=12 now i'm confused

Algebra

I need y and x intercept help please. How do I do this 4x+3y=12 First i did 4(0)+3y=12 then i did 0+3y=12 now i'm confused

algebra

can anyone please help me with understanding how to graph equations such as 2x-3y=9? thanx i appreciate it!

Algebra

HELP PLEASE!!!!! How do I Use the distributive property to help you solve the equation. 8(w-4)=-32.

Math/Algebra

Can you please help me with this question. Use a model to find (a+b+c)^2

Algebra

Please factor the following expression: x^2-48x-100

Algebra

Please explain to me 6x+7(-9)=-50. we are solving for x how to you get x=2.2 We don't understand how they came up with the answer.

Algebra

Find the Domain of the function g(x)=7/7-4x Please help me understand this better Thanks

Algebra

factor. x^2 - 4x + 40 = 0. i'm having some trouble with this one, so please help! thanks!

math- pre algebra

can you help me with this equation and may you please show your work? -3=3-y

Algebra

y = f(x – 1) – 2 What does the line for this graph look like? Can anyone show me please? Thanks!

Algebra

Could someone please explain the equation which is used for profit?

algebra

50t + .1t^2 = 1100 Solve. show steps please

algebra

ok, Thanks for the help on that last one but can you help me with these: solving equations with the variable on each side. 1.) 6+2(3j-2)=4(1+j) 2.) 9(4b-1)=2(9b+3) please help

Algebra 2 URGENT

Simplify: 1/u^2-2u-1/u^2-4 Please Show All Work!

Algebra 2 URGENT

Simplify: x+2/x^2+x-2/2x Please Show All Work!

Algebra 2 URGENT PLEASE HELP

Simplify cubed root of 135

Algebra

Please help me find the AXIS OF SYMMETRY for this... y= -5xsquared-10x

algebra

how to rewrite the expression with positive exponents, please help, thank you.. (29xy)^-2/3

Algebra 2

I'm trying to solve 2e^(3x) + 5 = 2 but it's not working put well. Help please, someone?

ALGEBRA

I NEED help on the following problem can some one help me please and thanks 5x-y+z= 8 2x+2y-3z= 28 x-3y+2z= -15

algebra

Factor completely 112r^2+392rp+343p^2 Please help

Algebra

I have to find the domains of these functions and don't know how: f(x)=SQRT 2x-1 and f(x)=3/x+4 Help Please!

algebra

Please solve 4x² + 8x + 16 = 0 and show steps. Confused..

algebra

Please solve 4x² + 8x + 16 = 0 and show steps. Confused..

algebra

Please solve 4x² + 8x + 16 = 0 and show steps. Confused..

Algebra

Could someone tell me the solution for x^2 - 3x = 0, i know x = 3 but I just need to know how to get there please

Algebra

Can someone please explain this to me, I know the answer but can not figure out how to get it? (15)(.8)^4(1-.8)^2+(6)(.8)^5(1-.8)^1+(1)(.8)^6(1-.8)^0

algebra

I don’t really understand this and it is on a test; w-4/w-9 – w+1/w+9 + w-99/w^2 – 18 = Can anyone give me a hint...please

algebra

simplify: sqrt () 16 / 5 please show steps thanks so much

algebra 2

I am down to three I can not figure out, help please. subtract (2x^4 + 9x^3 -1) - (9x^2 -2x +4)=

algebra

evaluate the expression n + (-5) for each value of n. n=312 i don't know how to do this..please helpp..

algebra 8

multiply or divide. Then compare using <,>, or = 10(-1/2) ? 20÷4 can some on do it 4 me please

pre algebra 7th grade

Please explain this problem (r.r) (r.r)

math-algebra

please help! given the function f(v)=8v + 2 find each of the following f(8), f(-4), f(6.7)

pre-algebra

6y+y=42 combine and solve...show work...please help

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