# Algebra, help + check please

106,899 results, page 47

1. ### Art

Writeacher, could you please check these sentences? Thanks. 3) It takes him half an hour to drive to school. 4)He has called the wrong number. 5) He paid 300 Euros for his wedding’s suit. 6) I phoned Mary yesterday morning. He started reading his new his new book three days ...
2. ### Astronomy

Hey There! Thank you for checking my question! ____ 8. The stars do not appear in the same place every night due to Earth’s (1 point) a) solar day. b) orbital motion around the sun. c) right ascension. d) seasonal change. My Answer: B Could someone please check my answer? ...

Please help me with the following: Briefly explain why experiments having faulty design or inconsistent data are problems for scientists. List several reasons. There are several reasons that experiments with faulty designs or with inconsistent data are problematic for ...
4. ### Algebra

You have the numbers 1-25 written on slips of paper. If you choose a slip at random, what is the probability that you will select a number that is divisible by 4? 1/5 6/25***? 4/25 2/3 You have the numbers 1-24 written on slips of paper. If you choose a slip at random, what is...
5. ### Algebra

You want to determine the average number of songs people keep on their MP3 players. You want to collect data from a random sample of at least 300. Which of these would be the most valid method of collecting data? a. Survey students coming in and out of your school cafeteria...
6. ### math check

Would some please check these and see if I am doing them right thank you 1. Gasoline is about \$2 per gallon. You use about 1 1/2 gallons each day driving to and from work. How much should you budget for gasoline over the next month (about 20 workdays)? Answer 1 1/2 x \$2.00 = \$...
7. ### English

Could you please check these phrasal verbs i'm unsure of? thank you. 1) They are cutting off the water/gas supply tomorrow. The chairman cut him out of the discussion. 2) The light went off (out is possible?) all of a sudden. Can you switch off /put out the light, please? 3) ...
8. ### education

Children will generally select equipment based on: a.their prior success with the equipment. B.the size of the equipment c.the brightness and boldness of the equipment's colors d. The opportunity for challenge presented by the equipment. My answer is D. Could someone please ...
9. ### Math

Can you please check my answers for these questions? I'm having a little trouble with my signs, because I sometimes substitute in wrong, so I get these wrong because of that, Thank you! For the following problems, use f(x) = x^2+ 3; g(x) = –3x; h(x) = 8x - 5; a. (f + h)(x...

12. ### calculus

is the function f(x)=x^2 increasing on decreasing at x = -1. can anyone please check my reasoning: the value of the derivative of the function at x=-1 is -2, so that means the slope of the tangent line to the graph at that is a negative value so the function is decreasing at x...

If I say my mom is younger than my dad do I say it this way? Mi madre es menor de mi padre? or do I say Mi madre es menor? Thank you I'm really confused on this one.
14. ### Math - check answer

Given s = 10 - 10t2 + 45t3, determine the velocity when t = 1 s. velocity in m/s = My Answer S'= 0-20t + 135t^2 S'(1) = -20+135 = 115 velocity in m/s = 115 Can you please confirm this is correct. Thanks!
15. ### Maths - check answer

On the May 1 billing date, Mary had a balance due of \$970.60 on her credit card. The transactions during the following month were: May 5 Payment \$400.00 May 10 Charge: airline tickets \$381.00 May 22 Charge: hotel \$270.60 May 25 Charge: florist \$60.20 The interest rate on the ...
16. ### Algebra

If anyone could please just look these over: The given measures are the perimeters of squares. Find (a) the length of a side and (b) the area of the square. Perimeters: 1.) 20 cm 2.) 100mm 3.) 4ft 4.) 2in 5.) 2.8m My answers: 1.) a- 5cm b- 25cm squared 2.) a- 25 mm b- 625mm ...

an acid with the equilibrium concentration is listed below: 1) HA + H2O = H3O^+ + A- HA= 10^-1 M, H3O=10^-3M, A=10^-3M Calculate the Ka and pKa for the acid. Ka=[10^-3][10^-3] / [10^-1] = 1.00 X 10^-5 pKa = -log[1.00 X 10^-5] = -1.00 Did I do this correctly for the Ka and pKa?
18. ### Algebra-I'm still stuck

The one-to-one function f is defined by f(x)=(4x-1)/(x+7). Find f^-1, the inverse of f. Then, give the domain and range of f^-1 using interval notation. f^-1(x)= Domain (f^-1)= Range (f^-1)= Any help is greatly appreciated. Algebra - helper, Wednesday, February 2, 2011 at 7:...

please check these answers and thanks 1.C 2.B 3.B 4.A 5.C 1.select the word tha correctly completes the sentence below. To convert from a smaller unit to a larger unit,you ___ by a power of 10. A.add B.subtract C.multiply D.divide 2.A textbook weighs 3 kilograms.How many grams...

Please check your homework answer At: Name:Tanisha Subject: To:Jasmine20 I posted the answer for GURU DEFINITION. HOPE IT HELPS!!! I think jasmine20 is not on jiskha.
21. ### Health Law

please check my answer thanks :) Sue says that her claim is based on the fundamental law of nation what does that mean(what source is Sue relying on) I think Sue is relying on the constiution
22. ### True or False health insurance

please check my answer thanks True or False A type of insurance that was designed to meet the needs of senior citizes is called medicare I say it's true

1) Use the cofunction identites to evaluate the expression without the aid of a calculator. cos^2 18 degrees + cos^2 72 degrees. Would I use the forumula cos(pi/2 - Q) = sin Q
24. ### Calculus Help Please!!! Check

A curve passes through the point (0, 2) and has the property that the slope of the curve at every point P is three times the y-coordinate of P. Find an equation of the curve. dy/dp = 3y or ∫ (3/y) dy = ∫ dp or 3 ln(y) = p + c or @ (0,2) ln(2) = 0 + c or c = ln(2) 3...

Suppose c is inversely proportional to the square of d. If c = 4 when d equals 3.find the constant of proportionality and write the formula for c as a function of d c= 36/d^2 use your formula to find c when d is 5. is it 100/d2 or 100/5^2? I know the formula is c=k/d^2 c = ?
26. ### English

Can you please check these sentences for me, please? Thank you very much. 1) There are other teenagers who like wearing baggy jeans. You'll listen to the test twice. 2) You are asked either to cross the correct alternative (among three) or to fill in the blanks with a suitable...

Please check my answer thanks Which of the folowing process is achieved through osmosis ? A. A cube of sugar didilving in coffee B. Particles of oxygen filling the lungs C. Water moving across thr cell membranne D. Transport of proteins from the endoplasmic reticulum to the ...
28. ### Math

can you please check my answers evaluate (-5a)^2 and -5a^2 when a =5 625 for both 1-12.64=-11.64 (-14)/(-7)=2 using multiplying by 1to find an expression equvialnt to 18/19 with a denomanator of 171z?dont simplfy type a fraction one day the temperture dropped from -4 degree f ...
29. ### Math

can you please check my answers evaluate (-5a)^2 and -5a^2 when a =5 625 for both 1-12.64=-11.64 (-14)/(-7)=2 using multiplying by 1to find an expression equvialnt to 18/19 with a denomanator of 171z?dont simplfy type a fraction one day the temperture dropped from -4 degree f ...
30. ### Math

can you please check my answers evaluate (-5a)^2 and -5a^2 when a =5 625 for both 1-12.64=-11.64 (-14)/(-7)=2 using multiplying by 1to find an expression equvialnt to 18/19 with a denomanator of 171z?dont simplfy type a fraction one day the temperture dropped from -4 degree f ...
31. ### pennfoster

Mary Palm's checking account had a starting balance of \$785.63. She wrote a check for \$57.00 for groceries and a check for \$125.00 for a car payment. Yesterday she deposited \$57.25 in her checking account. What is Mary's current balance

honestly i just wanna finish this ive been on it for almost 2 weeks now because im to scared to submit please check these answers anyone please don't leave me hanging. 11. Which cause most motivated the push for Mexican independence from Spain? A. trade with the United States ...

34. ### Health info

please check my answer :) Dr Bob treats Tommy who's DOB is 8/1/97 on June 1,2000 The statue of limitions for medical malpractice in the state is question is three years The age of adulthood is 18 in this state When can Tommy;s records be destroyed I said August 1, 2015

The question is: Find the following quantities the volume, in liters, of 835 g SO3 at STP My answer is: 1 mol of SO3=80g 835g/80g = 10.44 mols v = (10.44 x 8.314 x 273)/100 = 236 L Can someone tell me if I did it correct. Thanks very much.
36. ### Chemistry (Check)

Which of the following exhibits the highest boiling point? a. Ne, Ar, Kr, or Xe? Xe b. HF, HCl, HBr, or HI? HI c. CH3CH3, CH3COOH, or CH3OCH3? CH3COOH d. F2, Cl2, Br2, or I2? I2 e. NaCl, SO2, or N2? SO2 Are these right? I just went by molar mass. If these are wrong, please ...
37. ### language arts

Could you check my answer please..thank you Which of the following sentences contain a linking verb? A. Teresa wore her favorite shoes today. B. Her shoes look really comfortable.xxx C. She put them on with striped socks. Teresa walked for hours without a complaint! thank you
38. ### ENGLISH

Please check and make sure my words are spelled correct and I have commas where they need to be.If not please correct it for me.Also do I suppose to capitalize smothers canning fortune. Please let me know whether you want to go by air or drive to the meeting in Chicago. If you...
39. ### algebra

Andrew factored the expression 54x^3-30x^2+15x as 5x(9x^2-6x+3) but when Melissa applied the distributive law and multiplied out 5x(9x^2-6x+3). she got 45x^3-30x^2+15x. thus andrew's solution does not appear to check. why is this? eplain your reasoning and correctly factor the...
40. ### English

Hello. Please check the structures: He and his wife didn't have bank accounts. He or his wife didn't have... Both he and his wife didn't have... Neither he nor his wife had ... THANK YOU FOR HELP.
41. ### Math

You went to lunch with your friend and the bill is \$19.00 your lunch is \$3.00 more than your friends. How much was your friends lunch? f + 3 = 19; \$8.00 3f + 2 = 19; \$8.00 2f + 3 = 19; \$8.00 2f - 3 = 19; \$8.00 Mark weighs 74 pounds. together he and his sister weigh 6 pounds ...
42. ### Algebra 2

Solve and Graph: ( i know that second part would be difficult but can you possibly explain it more) -3©¦x+4©¦-5 ¡Ý 10 Please explain. I would really appreciate it. I'm not in school, i'm homebound and mom will not allow me to attend tutuoring at school for help even ...
43. ### LAL

CHECK PLEASE are theses ALL complex sentences? 1.i will help you with your homework after you watch the baby. 2. jake stared at me as if he had seen a ghost. 3.you can order whatever you want from the menu. 4.we will be on time unless there is a traffic jam 5.if our teams wins...
44. ### Law and Ethics in Med

Please check my answer thanks :) Breach of confidentiality could have which of the following consequences ? 1. Ethical only 2. Legal only 3. Ethical or legal 4. Licensure revocation only I think # 3
45. ### Law and Ethics in Med

Please check my answer thanks :) Breach of confidentiality could have which of the following consequences ? 1. Ethical only 2. Legal only 3. Ethical or legal 4. Licensure revocation only I think # 3
46. ### Social Studies (Check, Please!)

How did televising the Army-McCarthy hearings in 1954 affect McCarthyism? A: Televising the hearings negatively affected McCarthyism’s popular support, for many saw McCarthyism as bullying.

Please I just need help on the set up teacher wants a guess and check table. Thomas is thinking of a number. If he doubles his number and subtraction 27, the results is 407. Of what number is Thomas thinking?
48. ### Present perfect tense

His dad _______ for about ten years. a. has been away from home b. left home c. has gone Ans: a.has been away from home Please help to check, thanks & regards.
49. ### Managerial Economics

Please check Here gasoline output is mesured in thousands of gallons, fiber output in the thousands of square feet, and crude oil in thousands of barrels. The product's profits per unit output are \$.50 per gallon for gasoline and \$.75 per square foot for fiber. The the ...
50. ### Algebra

Hi! I was wondering if anyone might be willing to check my answers for these... I have a suspiscion they are wrong, but I don't have any correct answers to compare them against. If I got them wrong, would you mind giving a brief explanation? Thank you for your help! (x^2-1)+(-...
51. ### Algebra uno check+ help?

So, I've got these problems: To tell which form the equation is in. 1)2x+8y=-3 I think this one is standard form. 2)y=-5x+8 I think this is slope intercept form. 3)y+4=2(x-6) I think this is also slope intecept form. Could somebody tell me if my answers are correct, if not ...
52. ### How dogs learn

please check my answer thanks The laws of learning are important because they A. combine learning theory with other sciences B.make learning more interesting to study C. help scientists predict and control behavior D give mathemathical certainty to behavior I picked C
53. ### Applied Dog Behavior

Please check my answer thanks 6. An owner who doles out rewards and punishments at random is likely to create a A. happy working dog. B. dog who pays close attention. C. state of learned helplessness. D. state of aggression. I picked C

The equilibrium constant for the reaction, H2(g) + I2(g) == 2 HI(g) is 54.9 at 699.0 K (Kelvin). What is the equilibrium constant for 4 HI(g) == 2 H2(g) + 2 I2(g) under the same conditions? Note: the == indicates the equilibrium double arrow Since the second equation is ...
55. ### science

So the question is write down three examples of science in your everyday life. This was my answer: sound- compression wave, Baked goods- chemical reaction, Looking at mountains or ocean- earth science Please check my answer and see if this is good thank you

An ice cream shop offers the toppings shown below. How many 4-topping ice cream sundaes can you make? chocolate chips walnuts strawberry sprinkles caramel hot fudge whipped cream gummy bears 11 28 ** 30 35
57. ### Marketing

The goal of target marketers is to develop unique marketing strategies that find unsatisfied customers to whom they can then offer superior value through more attractive marketing mixes. True or False I pick true please check my answer.
58. ### Physical Science

Hello! Thanks for checking my question out! ____ 2. Which of the following is NOT a clue that a chemical change has occurred? (1 point) a) change in color b) production of a gas c) formation of a precipitate d) change in shape My Answer: D Could someone please check my answer...
59. ### Geography

Which state would likely have the coldest weather, Montana, Georgia, or Oklahoma? Usually, the areas that are farther north have the coldest temperatures. Please check your map of the U.S. to see which of these three states is the farthest north.
60. ### dog behavior

Please check my answer thank you very much True or False Traning a dog to respond to the word "Good" as a conditioned reinforcer is accomplished by saying "GOOD" just before prsenting food I said True
61. ### physical fitness or sports

Name 10 career options in the fields of physial fitness or sport. I have come of with these: -physical trainer -player -coach -refree I need help. Can someone help me to come up with the other 6. And also please check if I am corect. Thanks for help!!!

Is this correct the way I answered this-I don't like onion cake so I'm telling them Sorry,but I don't like it. ¿Quieres comer pastel de cebollas conmigo? Lo siento pero no, no me gusta pastel de cebollas. Thank you

I came up with 4.80 per share for the question. A mutual fund has total assets of \$57,000,000 and liablities of \$8,550,000. If \$15,960,000 shares outstanding, what is the net asset value of the fund? Please check my answer.
64. ### English

I need your help to check these sentences on air travel. I really hope you can help me. 1) Enter the airport and look at the departures board to check your flight number and the departure time of your flight. 2)Go to the check-in desk to weigh your luggage. Make sure your ...
65. ### SCI HW CHECK

D. Name the joint shown in each picture 1. Elmbow answer - Antecubital fossa. 2. wrist answer - carpal 3. shoulder answer - glenohumeral 4. neck vertebras answer - ????????????????? what is the joint in your neck vertebrae called?????????? can you check to see if im correct
66. ### Science HW Check

D. Name the joint shown in each picture 1. Elmbow answer - Antecubital fossa. 2. wrist answer - carpal 3. shoulder answer - glenohumeral 4. neck vertebras answer - ????????????????? what is the joint in your neck vertebrae called?????????? can you check to see if im correct

please check my answer this is 4 question ! thanks 2.what is the base word in the word APPLICATION? A.placate B.apply(I PICK THIS) C.appliance D.cation 4.which of the following is an independent clause? A.where juan lived B.because juan was brave C.juans favorite adventure D....
68. ### 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 ^^;
69. ### Check my answers. Algebra

Can you please check my answers? Thanxs! Write an equation that expresses the relationship. Use k as the constant of variation. 20. f varies jointly as b and the square of c. -I got: f=kbc^2 22. r varies jointly as the square of s and the square of t. -I got: r=ks^2t^2 Find ...
70. ### World history; Check:P

I fixed it. I'm ready to be criticize again. Please check? Indo - Europeans Essay How did the religion of the Hebrews differ from many of the religions of their neighbors? Hebrews were monotheists. They prayed to only one god, unlike their neighbors. Their neighbors were ...
71. ### Finance

If the forecast is 400 payments a day to a lock box with average payment of \$2,000 and the bank's charge for operating is \$.40 a check and the interest rate is .015 percent a day, what minimum reduction in the time to collect and process each check is needed to justify use of ...
72. ### Language arts please check this

I'm not sure which sounds better? as best that I can --------------or----------- as best as I can Thank you for using the Jiskha Homework Help Forum. The 2nd sounds better (as.....as) or you could even leave the "as" out = as best I can. THANK YOU SOOOOO MUCH!!!!!! ;)
73. ### Algebra SOLVING LINEAR EQUATIONS AND INEQUALITIES

Please help Im am Grade 5 and my teacher is letting me do this. 1. Solve the solution by using elimination and substitution 3/x - 2/y = 14 6/x + 3/y = 7 2. Solve by eliminating x (this is solving 3 linear equations) then substitute to the other two equation x + y + 5z =2 (1) ...
74. ### Social Studies

Please check! Thanks!!! How did business owners use the large profits made during the 1920s? a. dramatically increased wages for workers b. significantly reduced the cost for consumers c. reinvested into the business expanded production*** d. purchased additional stock in ...

Please help me with the following question: Which statement describes the relationship between being a waitress and being a restaurant manager? A. Being a waitress is a job, while managing a restaurant is a career. B. Being a waitress and managing a restaurant can be different...

please check these answers please 1. Which region of Mexico are sinkhole most likely to be found? A. Mexico plateau B.Baja California C.sonoran desert D.Yucatan peninsula(I PICK THIS) 2.what effect does altitude have on Mexico's climate? A. as altitude decreases, the ...
77. ### Algebra 1

Check answer Glass Vase You are taking a glass-blowing class and have created a vase in the shape of a sphere. The vase will have a hole in the top so you can put ﬂowers in it and it will sit on a stand. The radius of your vase is 21/2 inches. Use the formula V=4/3:r^3 ...

A balloon isin the vertical plane of two consecutive milestones of a road. The angles of depression of the stones as viewed from the balloon are 15 degrees and 17 degrees. Find the height of the balloon if (a) the stones are on opposite sides of the balloon, (b) the stones are...

80. ### algebra 1

It certainly pays to check your work! I just took a huge science test. I checked it over twice before I turned it in, and I got an A! My score was 94 out of 100! I figure that each time I checked it, I found half of the mistakes that were there at a time. What would have been ...
81. ### algebra homework check

The monthly rents for the apartments in a Business building are listed below. \$425, \$550, \$550, \$550, \$650, \$650, \$650, \$650, \$800, \$900 Part A: Find the mean\$637.50 median=\$650 mode=\$650 range=\$475 and standard deviation of the rents???
82. ### algebra

-12n-19=77 please help Add 19 to both sides. Then divide by the -12 to get n alone on the left hand side. thanks so much!
83. ### Algebra 1

Can anyone help me with these questions? Please 1. ac - bc + ad - bd 2. xy - 3x - 8y + 24 3. 4x^2 + 20x + 5y +xy 4. 48x^2y + 20xz +12xy + 5z Do some grouping and factoring. For instance, the first.. ac - bc + ad - bd (a-b)c + (a-b)d (a-b)(c+d)
84. ### Algebra

for the matrix: { 1 -2 0} {-2 -1 1} { 0 0 -1} I found the eigenvalue to be -1 and +/- 5^1/2 Is this correct and can someone show me how to put the root 5 values as eigenvectors? Please and Thanks
85. ### Algebra

I am not sure what this question is asking. Please help. Find two consective postitve intergers such that the sum of their squares is 85.
86. ### College Algebra

I'm still having trouble with this problem. Can someone please explain the steps to me. -2x+4>12 Is this the next step? -2x+4-4=12-4

Can someone give me some real life applications that I can use for a quadratic function.
88. ### Algebra

I need help how do you solve these types of equations 3x2power-27=0 2t2power=100 -4y2power=36 please help me and tell me how you got it.
89. ### Algebra

Can someone describe the strategy for factoring a polynomial? Please give an example showing all of the steps. Thanks.

This is for my daughter. find the product of x^2 -4/5 X x + 2/x - 2 could you please show us the work so we can try to understand how it works?
91. ### algebra

I'm working on solving linear systems by substitution, here are the equations: 4x+3=y and x=y-2 what is the sollution? and please show me the steps! thanks!
92. ### Algebra

Please Simplify: Having problems with this, and have many more to do. But if I get some guidence for this one I think I will be ok! (root5)a^7/2)^4 a^3/a^8 Thank you!
93. ### Algebra

Very confused, and in need of help! I got 10 problems like this...Thanks! Let f(x) = 6/x-1 and g(x)= 1+3/x Please find the composite function (fog)(x)

95. ### Algebra 2 URGENT

Solve the equation using the method that seems easiest. Please Show All Work! x^2+12=0
96. ### College algebra

I need help finding an equation of the line containg (-5,-9)and (-2,-7) the answer has to be in slope-intercept form y=? Can anyone please help me with this?
97. ### Algebra

"Do the two inequalities have the same solutions? Wriet yes or no. -5x > 0 x > 0 Solve each inequality and ch eck your solution. 9x > 81 help please? -thanks
98. ### Math

Help-I just started Algebra II and I'm lost. What is the solution of 10 = absolute value of 7-3x. Please show steps so I can understand
99. ### Algebra

What is the domain of the function f(x) = square root of (12x-24) I don't get this concept and I have a ton of these problems-can you please explain how to get it Thank you
100. ### algebra

d=(1/2)at^2; solve for a. i got a=d/([1/5])t^2) but i don't see that in any of the possible responses: a. a= (2d)/t^2 b. a= 2dt^2 c. a= (dt^2)/2 d. a= d/2t^2 What did I do wrong? & can you please show detailed work?