Algebra, help + check please

103,406 results, page 99

College Algebra

Graph the inequality on the number line and then write it in interval notation. 12x+4(x-3)<3x+53 Please help me write solution in interval notation and on the number line Thanks.

English

1. What's your favorite subject? - My favorite subject is social studies. Why do you like social studies? - Because it's interesting and informative. 2. What subject do you like most? - I like Chinese letters most. What makes you like Chinese letters so much? - It's exciting ...

algebra

Translate the phrase into a mathematical expression and then simplify. Nine times a number decreased by six times the same number. My answer is 9x-6x Write the corresponding mathematical expression. The simplified expression is______? I do not know this answer please help me.

Algebra

How do I identify an exponential growth/decay function on a graph? I'm assuming that if the curve moves from left to right, upwards, it is growth, and if it moves left to right, downwards, then it is decay. Please tell me whether this reasoning is right or wrong.

Algebra PLEASE HELPPP ASAP NEED HELP!!!

In a two-digit number the units’ digit is 7 more than the tens’ digit. The number with digits reversed is three times as large as the sum of the original number and the two digits. Find the number.

biology

if a solution has a pH of 4 mix to a solution that has a pH of 9 what will be the pH of the mixed solution? will it be acidic or base? please show me how to calculate it.please i need the answer before tomorrow morning. thank you so much. I had been to other sites but i didn't...

teachers aide

Please someone post the answers of Resources of Educating Young children with Diverse Abilities (PART-3) so i can fix my answer because it's my last exam and i don't want get low mark.please---i am so confused with few answers. Please post the answers!!!!! Thanks!!!!!!

Need Math Help Please

in probability why are tree diagrams more useful than to use tables ?? please explain to me in a paragraph so i understand completely and could you please show me an example where i would have to use the tree diagram, and why i couldn't use a table???

English

Could you please check these sentences on a school trip? Thank you very much. 1) Next summer I'm going on holiday from 7 July to 27 July (from "the" 7 to "the" 27 of July ?). We are going to spend two weeks on Malta. 2) My famiy and I are leaving on the morning of 7 July. My ...

data management gr.12

In a bag there are 8 red jelly beans and 7 green jelly beans. The 4 jelly beans are randomly chosen from the bag without replacement. a)create a probability distribution table for choosing red jelly beans b)what is the probability that at least 2 chosen jelly beans are green ...

Physics

A string of length 50cm is used to hang a picture frame from a nail hammered on a smooth wall. The frame is 20 cm wide and weighs 10N. It hangs symetrically. The angle which each part of the string makes with the vertical is 23.6. - State the magnitude and direction of the ...

geography

Can you check my answers please? 1. What continents touch the 60 degrees W line of longitude? North America and South America, Antarctica 2. What do green areas on physical maps usually mean? It usually means land or low-lying land areas. 3. What is the capital of Switzerland...

English

If it snows tomorrow, what will you do? 1. If it snows tomorrow, I will go out with my dog. 2. If it snows tomorrow, I will make a snow man at the back yard. 3. If it snows tomorrow, I will meet my girl friend. 4. If it snows tomorrow, I will do snow fights with my friends. 5....

math

1) Write a translation rule that maps point D(7, –3) onto point D'(2, 5). 2) Triangle ABC has coordinates A(1, 4); B(3, –2); and C(4, 2). Find the coordinates of the image A'B'C' after a reflection over the x-axis. Note: PLEASE ANSWER NICE AND NEAT AND CORRECT PLEASE AND ...

6th Grade Science Help PLEASE!

Hi, so I did the coin drop experiment. I finished project, wrote my hypothesis, my data, my observations, and my conclusion. What I need help is that in this experiment I don't know which on is the independent and dependent variable. That's all I need. Can someone please help ...

English Check please

in a dream within a dream which phrase is a context clue to the meaning of grasp? While I weep--while I weep!/O God! Can I not grasp/Them with a tighter clasp? a) While I weep b)O God! Can I not c) with a tighter clasp d)can I not grasp them My answer is B Another one from A ...

History

Hey, I have an essay question: Compare and contrast the views of Thomas Jefferson and Alexander Hamilton on the Constitution, National Bank, and Foreign Affairs. I have already researched this topic but I don't think I have enough sources. If you know of any sites that could ...

Physics-Please check

Which of the following confirms that gravitational mass and inertial mass are equal? I posted this about three hours ago and no one answered it so I'm hoping someone can look at my answer and direct me 1.Free-fall accleration is the same throughout the universe 2.Free fall ...

English

Could you please check these other sentences, please? Thank you. 1) I’ve just been on holiday with my family. I’ve just gone on holiday with my family. 2) My nephews did some pirates’ games. If you have just come back from your holiday: I was in Spain with my family for ...

Algebra

Mrs. Delgado has some young orange trees. He wants to plant them in 46 rows. If t is the total number of orange trees, write an algebraic expression to represent how many trees he can plant in each row. Please help write the expression. Thanks.

Math Algebra PLEASE EXPLAIN

Ferguson Financial Advisers Inc. (FFAI) allocates 76% of its annual budget to employee compensation. FFAI spends $1,345,000 annually on employee compensation. What is the annual budget of FFAI?

Language Arts

Underline the prepositional phrase in each sentence below. 5. The girl look behind the door for her friend-I feel that behind the door would be the prepositional phrase 6. Don't leave without your coat. -Underline without your coat. 7. During lunch we had a basketball ...

English

1. You should write down your age, height and weight on the paper. Looking at them, introduce yourself. 2. Yous should write down the information about your age, height and weight on the paper. With them, introduce yourself. 3. You should write down the numbers related to your...

Anatomy/Biology-Please check

I'm posting this again today hoping someone can clarify this for me-I've posted it prior but no one answered yesterday so I'll try again. Thank you in advance I have two question 1.In a dehydration synthesis reaction which of the following occur- a. hydrogen and oxygen are ...

English

What kinds of food can you make? 1. I can make pasta. 2. I can make ramen. 3. I can make noodles. 4. I can make fruit soup/juice. 5. I can make cooked rice. 6. I can make cookies. 7. I can make bread. 8. I can make Japanese food, sushi. 9. I can make pasta, Italian food. 10. I...

mathematics-Algebra

I think of two whole numbers;the product of the average of the sum and difference of the numbers and the difference of the sum and difference of the numbers is 12.if three times the first added to the second makes up 11..find the two numbers please show workings #thanks

L.A.-Check Answer

According to "Life Without Gravity" why can astronauts' muscles become weak? a. Without gravity, the blood is rerouted from the legs to the head. b. Without gravity, the body "grows" as much as several inches. c. Without gravity, eating is difficult, so the body does not get ...

math

100 people set up a phone call system so that the initial contact person call three persons, each of whom calla three persons,and so on until all have been contacted. The maximum people who do not need to make calls is? Very Simple Question How would you solve it: (1+x^2)(1-x^...

ENGLISH: types of business writing

Can someone check gammar, punctuatiion and structure please. Draft an email of at least four complete sentences to Deb Walker the designated trainer: Confirm the arrangements for the seminar providing only the information she needs to arrive at the right place at the right ...

algebra word problem

can youcheck these write a 2 step equation: half a dollar minus five dollars equals fifteen dollars: n/2 -5 = 15 five hours more than one half of an hour equals fifteen hours: n/2 + 5 = 15 two less than three times the number of feet of fencing required equals twelve feet: 3n...

Algebra -- Mrs Sue can you help

can youcheck these write a 2 step equation: half a dollar minus five dollars equals fifteen dollars: n/2 -5 = 15 five hours more than one half of an hour equals fifteen hours: n/2 + 5 = 15 two less than three times the number of feet of fencing required equals twelve feet: 3n...

English

Can you please check these sentences for me, please? I included the doubts in parentheses. 1)I live in a town, in southwestern (in south-west also possible) Piedmont, called Rodda. It’s about 250 metres above sea level. 2)I’ve lived there (or here?) since I was born and I ...

Social Studies

2. How did World War 2 affect life in Georgia? (Choose all that apply.) A. More Georgians were out of work than ever before B. Many pepole moved to the North or West C. Pepole made sacrifices for the war effort. D. African american Georgians moved to the North looking for work...

Physics please clarify

Posted by Mary on Monday, September 24, 2007 at 10:11pm. A cube is located with one corner at the origin of an x, y, z, coordinate system. One of the cube's faces lies in the x, y plane, another in the y, z plane, and another in the x, z plane. In other words, the cube is in ...

physics-please check

is this right?: when a form of energy changes from one form to another some energy may transfrm into a useful form, those useful form of energy is high grade energy.while the rest of the energy will always change to form we cannot use.which is called the low grade energy. if i...

To SraJMcGin

*Des vacances speciales* Pensez à des vacances spéciales (ou imaginaires) avec votre famille ou vos amis. Faites une série de dessins qui montrent, en ordre, les activités spéciales. (Vous pouvez aussi utiliser des photos.) enfin, sous chaque dessin, écrivez une phrase ...

algebra

Can someone please tell me if I did this problem right? A new truck that sells for $29,000 depreciates 12% each year. Write a function that models the value of the truck. Find the value of the truck after 7 years. my answer=p(x)=price of truck ($) p(x)=29000(.88)^x value of ...

Geometry

Please check my answers 1. A triangle has side lengths of 34 in, 20 in, and 47 in. Is the triangle acute, obtuse or right? a. Right b. Obtuse* c. Acute 2. Quilt squares are cut on the diagonal to form triangular quilt pieces. The hypotenuse of the resulting triangles is 26 ...

American Government

Please check my answers 2. What does congressional power of the purse refer to? A. Congress taxes all individuals who earn money in the US B. Congress taxes all corporations who make a profit in the US C. Congress finances the federal government and all its programs D. ...

Physics waves- check answers please

I am not too sure if my answers are correct. Here are the questions: 1. A student standing near a brick wall claps her hands and hears the echo 0.250 s later. If the speed of sound was 340.0 m/s, how far from the wall was she? For this question I got 85 m. 2. How much faster ...

Language Arts

Write S if the underlined word is the subject pronoun. Write O if the word is an object pronoun. 1. I would like a treehouse. The word I is underlined. This is a subject pronoun 2. Will you help me with the project? The word me is underlined and this is an object pronoun 3. ...

Algebra Help please

In an experiment, a petri dish with a colony of bacteria is exposed to cold temperatures and then warmed again. Find a quadratic model for the data in the table. Type your answer below. show your work. time hours , 0 1 2 3 4 5 6 Population (1000s) 5. 3.0 1.7 1....

More Algebra - Dividing Radicals!

A hotel wants to put a fence around a circular spa. The radius of the spa is 5/(√2-1)feet. If the fence is built along the immediate edge of the spa, what is the perimeter of the fence? (Recall that the perimeter of a circle is 2πr, where r is the radius of the ...

FRENCH

*Des vacances speciales* Pensez à des vacances spéciales (ou imaginaires) avec votre famille ou vos amis. Faites une série de dessins qui montrent, en ordre, les activités spéciales. (Vous pouvez aussi utiliser des photos.) enfin, sous chaque dessin, écrivez une phrase ...

English

Could you please check these few sentences? Thank you. 1) In the foreground I can see Peter and Susan running on a crowded bridge to the audition place. 2) Peter is wearing a plain short-sleeved -T-shirt under a red-and-white striped apron. She is also wearing a pair of skinny...

College Algebra

Penn foster College Algebra exams...

Urgent History, Check Answers Please

The first significant trading post was __________. Poste de Arkansea The reputation of the Spanish was diminished after the Battle of __________. The Twin Villages The Twin Villages were located in Montague County, Texas, and __________ County, Oklahoma. Jefferson Which of the...

Math

Can you please check my answers, thank you #2. 5/y+4 + 11/y^2=y-12 = 7/y-3 Answer -2 #4 The length of a rectangle is 2 cm more than twice its width. If the perimeter of the rectangle is 40 cm, find the length of the rectangle. A. 6 cm B. 9 cm C. 11 cm D. 14 cm Answer B = 9cm #...

algebra

write (27a^-3)^(-2/3) in simplest form. solve log(6x+11)=2 please and thanks I need to see your work on the first. On the second, take the antilog of each side what is the antilog? I'm not quite sure what to do for the first, but this is what I tried to do: (27a^-3)^(-2/3) =...

Algebra

Okay, I have the first step, but after that, they ask me to expand and I'm not sure where they're getting the next numbers from. Original question: (-3- sqrt(-7))^2 Now, my first step should be: (-3-i sqrt(7))^2 After that, I'm lost. I see what they're doing after that, but I ...

Algebra

I thought number 4 on this list was incorrect but didn't know how to fully explain it here is the list that I have. Please look at the following simplification of an algebraic expression. Which line contains the mistake and why? Line 1: (2x + 6x) + 4y + 3x - 2xy Line 2: (8x...

Algebra

During a food drive, a local middle school collected 8,982 canned food items. Each of the 28 classrooms that participated in the drive donated about the same number of items. Estimate the number of items each classroom donated. Please help answer thanks

Algebra

I have a graph that shows on the Y - axis Just the word speed (no numbers given) And on the x - axis is time (no number given) The graph itself shows a decline in speed But then the line goes up sharply I am suppose to write a scenario for the graph PlEASE HELP

Algebra

I have a graph that shows on the Y - axis Just the word speed (no numbers given) And on the x - axis is time (no number given) The graph itself shows a decline in speed But then the line goes up sharply I am suppose to write a scenario for the graph PlEASE HELP

Algebra 1

Which of the following questions is a statistical question? How many professional sport leagues are there? Where do the professional sport leagues play? How many hours of professional training took place over the weekend? How many hours do you spend each week training for a ...

Algebra

Can you please review to see if I am on the right track with this problem: The length of a rectangle is 2 centimeters less than two times the width of the rectangle. If the perimeter of the rectangle is 98 centimeters, what is the length of the rectangle? Write a system of ...

Math algebra

Graph g(x)= 2x+8 if x<-2 . 5-2x if -2 is less than or greater than x < 3 -2 if x is greater than or less than 3 I have to graph this and I have no idea?! Please help!!

Algebra

2. X - 7 > 10 X > ____ 3. 3x ≤ 21 X ≤ ____ 4.5a - 2 < 18 A<____ 5. 2t+8 ≥ -4(t+1) T ≥ ____ Could someone Please help me I have no idea how to do this

algebra

help me please... The expression for figuring a student's average test score is (p/t), where p is the total points earned on all the tests, and the t is the number of tests. find a student's average when 623 points are earned on 7 tests.

ALGEBRA/ PLEASE HELP

Am I correct? Find the slope and the y intercept of y = - 10/3x - 9/2. The slope is -10/3 because this is what is in front of x and the y - intercept is (0, -9/2)? The second question is I need to find the slope of a graph that was provided for me. The y intercept is (0,6) and...

Algebra II

What was the percent growth in Home Depot's sales from 2002 to 2006. 2002 net sales was $52.1 billion 2006 net sales was $90.8 billion do the work in scientific notation I do not understand how to do this, please I need help.

Algebra

The Big Screamer Coaster carries 92 people altogether. Some of its cars carry 4 passengers, and the rest carry 6 passengers. There are three less 6-passenger cars than 4-passenger cars. How many 4-passenger cars are there? Please help!

College Algebra

Graph the inequality on the number line and then write it in interval notation. 8x+5(x+5)≥2x+58 Please can you help me with the interval notation and graph number line description ( where plot the point what direction the line arrow goes.)

check!!!!

1. At high temperatures, the rate of enzyme action decreases because the increased heat A.

Pleas Check More Of My Work(MathGuru)

1. Which line is the flattest (or is less steep)? Why? a.

Science

What causes the rock cycle? Check this site. (Broken Link Removed)

Math 255

49n2-84n+36 It looks like a perfect square of 7n-6 to me. check that.

alg

i need help solving this one (x + 4)^2/3= 9 a) 13 b) 23;-31 c) 5 d) 31;-31 also sove check for extraneous solutions (6x-5)^1/2 = (7+ 4x)^1/2 a) 1/6 b) -9 c) 6 or d) 1/5

alg

i need help solving this one (x + 4)^2/3= 9 a) 13 b) 23;-31 c) 5 d) 31;-31 also sove check for extraneous solutions (6x-5)^1/2 = (7+ 4x)^1/2 a) 1/6 b) -9 c) 6 or d) 1/5

Physics check

The spectral lines for elements are sometimes called atomic..... spectra?

Physics check

Rank the following transitions in order of low to high frequencies: 3-2; 4-3; 2-1; 5-4; 5-3; 3-1; 4-2. 5-3; 4-2; 3-1; 5-4; 4-3; 3-2; 2-1 ?

eng 111

I submitted my answers to my questions can you check them and tell me if I got any right. /thank you

Math problem check

Subtract and Simplify: 4a^2/(a-b)-(4b^2-8ab)/(b-a) I have the answer as 4(a+b)^2/(a-b) or should it be 4(a-b)^2/(a-b)

early childhood education

why would a teacher check the chests and backs of children

biology

what would happen if Australia had no laws to check imported goods

english

Name five of the six points you should check in practicing your speech.

For all teachers

Does anyone know if Sra will be on here today because I really need her to check my french.

calculus

Find the indefinite integral and check the result by differentiation. ∫u²√(u^3+2) du

calculus

Find the indefinite integral and check the result by differentiation. ∫((t^3/3)+(1/4t²)dt

English

Name five of the six points you should check in practicing your speech.

Chemistry

Why is it important for a company manufacturing vinegar to regularly check the molarity of its product?

Chemistry

why is it important for company manufacturing vinegar to regularly check the molarity of its product?

chemistry

Why is it important for a company manufacturing vinegar to regularly check the molarity of its product?

Language Arts

Is there a website that can help me check my answers for Sadlier-Oxford Vocabulary Workshop?

science

I posted a new question at 8:22 p.m. I was wondering if someone could check my answer! Thanks in advance

math

Which of the following are square roots of the number below? Check all that apply. 25 A. -(25)^1/2 B. -5 C. 13 D. 25^1/2

Soc/105

why does plagiarism have a red x next to my paper when trying to check it?

Alg 2

Solve the equation. Check for extraneous solutions. 10 ln 100x - 3 = 117 Thank you in advanced

Chemistry

At constant pressure, which of these systems do work on the surroundings? Check all that apply. 2A (g) + B(s) --> 3C(g) 2A (g) +2B (g) -->5C(g) A(g)+ B(g) --> C(g) A (s) +2B(g)--> C(g)

CHEM

At constant pressure, which of these systems do work on the surroundings? Check all that apply. 2A (g) + B(s) --> 3C(g) 2A (g) +2B (g) -->5C(g) A(g)+ B(g) --> C(g) A (s) +2B(g)--> C(g)

Math

R varies jointly as S and the square of T. If R is 32.4 when S=0.2 and T=9, find R when S=0.5 and T=5. I believe the answer is R=25, could someone check this for me?

Chemistry

At constant pressure, which of these systems do work on the surroundings? Check all that apply. A(s) + 2B(g) ---> C(g) 2A(g) + B(g) ---> 4C(g) A(g) + 2B(g) ---> 2C(g) A(s) + B(s) ---> C(g)

Math

What is the average of checks written if I write in my check register -12.11-15.60+1500.00+2600.00

Calculus

Evaluate integral of x times the square root of (x-4) dx I got u-(8u^(3/2) over 3) Can anyone check this for me?

Intermediate reading

Can you help me with the sentence check 2 Chapter 17 and 18 in the improving vocabulary skill workbook?

Note for Ms. Sue

Check out the Physics posting on the top of the list. Can it be deleted?

math

28E − 7 = 0 would I add 7 to the 0 then divide 28 by 7 but the answer don't check out

math check

how much time elapsed from 4:43am unto 12:04 pm? 7hrs 21 mins

Math (check answer plz)

simplify 9C4! . . . . . . . . . . . . . . . . . . . . . . A. 126 . B. 15,120 . C. 5 . D. 3,024******

Pre-calc/Trig...

which of the following are quadratic functions? check all that apply 1. y=2x^2-3x+7 2. y=3x-4 3. y=(5x-3x^2)/4+1 4. y=x-x^3

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