# Algebra, help + check please

104,801 results, page 98

### algebra

The 2842-seat performing arts center has three sections-orchestra, mezzanine, and balcony. The mezzanine has one-sixth fewer seats than the orchestra. How many seats are in the balcony if the orchestra has 1,218 seats? Please show me how to set up the equation.... thanks

### Algebra Word Problem

I NEED HELP PLEASE!!!!!!!!!! Elena bicycles 7 km/h faster than Dennis. In the same time it takes Dennis to bicycle 60km, Elena can bicycle 81km. How fast does each bicyclist travel. Dennis travel_____ km/h Elena travel ______ km/h

### Algebra

Rod and reel inc. manufactures and sells fishing rods. The company uses the equation P= 25r - 12,500 to estimate its profit P on the sale on the fishing rods. How many fishing rods were sold if the company made a profit of 125,000? Please help. Thank you

### Algebra

The diameter of the moon is about 3476 kilometers. The distance from earth to moon is about 384,400 kilometers. About how many moons could be lined up in a row between earth and the moon? Round to the nearest whole number. Please help answer thanks

### Algebra

The function y = –0.296x^2 + 2.7x models the length x and height y that your sister's pet rabbit can jump, in centimeters. How high does the rabbit jump? One the rabbit reaches the ground what is the total length of the jump? I got 4.6 cm high, and 6.2 cm long. Is this ...

### Algebra

A carpenter drills 5 equally spaced holes in a 56 3/4" long piece of wood. The two end holes are an equal distance from the center. If each hole is 7 1/2 inches apart, what is the distance from each end of the wood to the nearest ens hole? Please explain Thanks, Mark

### algebra

Use the five steps for problem solving to answer the following question. Please show all of your work. The average of two quiz scores is 81. If one quiz score is six more than the other quiz score, what are the two quiz scores?

### English

Please check this for me thanks so much for your time :) Write a letter To Mark Jones regardng your finanical hardships you are facing since you have been out of work due to a car accident. Make sure you give as many details as you can. June 17, 2008 Dear Mr. Jones I am ...

### French

Could you please check these answers thanks so much. Directions: give own answers 1. Qu' est-ce que tu fais comme langues? Du français? De l'espagnol? Answer: Je fait du français. 2. Et tes copains, qu'est-ce qu'ils font comme langue(s)? Answer: Ils font de l'espagnol. 3. Qu...

### Spanish 2

Double Object Pronouns. Sustituya (Substitute) los complementos directos e (and) indirectos por sus respectivos pronombres. Modelo: Alberto le sirvió café a Jimena. Alberto se lo sirvió. Can you please check my anwsers for these sentences? Gracias! 1.Ricardo le pidió ...

### Math

I haven't done factoring in ages I'm trying to factor this X^2 - 2X + 8 If i remeber correctly sense the leading coefficent is 1 the factored form is in this format (X-A)(X-B) which would give you X^2 -AX - Bx + AB or simply X^2 -(A+B)X +AB so then in my problem -(A+B)X = -2 ...

### Statistics

In the Federal Trade Commission (FTC) \Price Check" study of electronic checkout scanners, the FTC inspected 1,669 scanners at retail stores and supermarkets by scanning a sample of items at each store and determining if the scanned price was accurate. The FTC gives a store a...

### Algebra 2

Dante is making a necklace with 18 rows of tiny beads in which the number of beads per row is given by the series 3 + 10 + 17 + 24 + ... a. Use summation notation to write the series, give i.the lower limit of the sum ii.the upper limit of the sum iii.the explicit formula of ...

### calculus

find the circular cylinder of greatest volume that can be inscribed in a right circular cone with altitude 20 cm and diameter of base 10 cm. please answer in detail ..... so at a height h, the radius is 5(1-h/20) check that. VolumeCone= PIr^2 H = PI h * 25(1-h/20)^2 find dV/dh...

### spanish/check please

choose the best words A ver, ( primer,primero), me diez cosas o mas antes de llegar a la escuella en la manana. answer: primero (seguanda, segundo ) , me levanto answer :seguando la ( tercera, tercer)accion es banarme. answer:tercera ( septimo, septima) , me lavo los dientes. ...

### English

I'd like you to check these other sentences please. Thank you very much. 1)The train is going to take eight hours to get to Rome. 2) The train journey is going to last eight hours. 3) We are flying back to Milan on 12 July. Our parents are going to pick us up at Milan airport...

### Spanish-SraJMcGin please check

I had asked a question the other day but I'm not sure if I'm understanding this- it was a comparison-You said this as a comment: Spanish-8th grade - SraJMcGin, Thursday, October 20, 2011 at 4:02pm 3. also = de las tres actividades Also, #3 is different because it is not an ...

### Algebra help please

Simplify: ￼ 4sqrt400/4sqrt80 Show your work. 4sqrt400/4sqrt5 = 4sqrt80 4sqrt80=4sqrt16 * 4sqrt5= 2*4sqrt5= 2^4sqrt5 Is this right ?

### Algebra

In my algebra b ook it says if a is less than 0, the absolute value of a is negative. But I thought absolute value was always positive! Is this a goof or is there some truth to this?

### Math page 167 algebra did you hear about...

Hi I need help with this one problem. It's on page 167 algebra with pizzazz. It has to use the addition method. 3x-5y=7 5x-2y=-1

### algebra

can someone plz tell me the answers for Lesson 1: Semester Review CE 2015 Algebra 1 A, Part 1 Unit 5: Semester Review and Exam, the practice

### math/prealgebra

what are the actual definitions to the word algebra itself? algebra? cubed? counter example? function table? function rule? can you help me find these definitions?

### Algebra: Statistics

Five years ago, you bought a house for $151,000, with a down payment of $30, 000, which meant you took out a loan for $121,000. Your interest rate was 5.75% fixed. You would like to pay more on your loan. You check your bank statement and find the following information. Escrow...

### subordinate groups

Directions: Identify and describe inf any of these creations and consequences situations the grip has faced: *Creation:Migration,annexation, or colonization *Consequences:Extermination,expulsion,secession,segregation,fusion,or assimilation The group I'm dealing with is mexican...

### Algebra

That is not what the ? is asking. The ? is asking about how to get the quotient function, not the composite as you solved for. Can you please show us how to get the quotient function solution? Thanks! I need to find the Quotient Function of the following: Given that f(x)=x^2-3...

### Pre-Algebra

If 4 liters of motor oil cost $3.88, what is the price for 1 liter? I'm supposed yo set up proportions. This is how I set it up: $3.88/4 liters • 1 liter/p p= the price for 1 liter Please tell me if I set it up right and how to solve.

### science

When you first release the contraption and the egg, the force of gravity is pulling on the egg as it going to the ground. Which the force of the air resistance is trying to push up on the egg. The net force of the falling egg is equal to the air resistance. As the speed is ...

### AP Physics

In a period of 2s, 4.8E23 nitrogen molecules strike a wall area of 8.6 cm^2. If the molecules move at 308 m/s and strike the wall head-on in a perfectly elastic collision, find the pressure exerted on the wall. The mass of one N2 molecule is 4.68E-26kg. Answer in terms of kPa...

### algebra

in solving the equation (x +2)(x - 2) = 32 eric stated the solution to be x + 2 = 32 => x = 30 or x- 2 = 32 => x = 34. however at least one of these solutions fails to work when plugged back into the equation. why is that? please help eric to understand the problem ...

### Algebra HELP ASAP

CURRENTLY 6 LESSON DAYS BEHIND AND VERY DEPRESSED/STRESSED!! You are making a rectangular table. The area of the table should be 10 ft^2. You want the length of the table to be 1 ft shorter than twice its width. What should the dimensions of the table be? Okay, so, I'm not ...

### Math/Pre Algebra HELP ME!

1. What are the coefficients in the polynomial 5x^2 + 2x - 4? A. 5,2 B. -5,2 C. 5,2,-4 ** D. 5,-2,-4 For questions 2 and 3 add or subtract. 2. (m^2 - m - 4) + (m - 5) A. m^2 - 2m + 9 B. m^2 + 2m - 9 C. m^2 - 2m - 9 ** D. m^2 - 9 3. (5x^2 + x - 3) - (-2x^3 + 4) A. -2x^3 + 5x^2...

### math help please check my answer

Joel scores in 80% of his games. They are starting the playoffs and if they make it to the state championship, they will have played 5 games. Joel wants to determine the probability that he scores in 4 of the 5 games. Joel sets up his simulation using a table of random digits ...

### Spanish-check answers please

The directions are to use affirmative tu commands to fix the following: 1) el perro tiene hambre 2) hay mucha basura en la cocina 3) los platos estan sucios 4) la alfombra estan sucios 5) el coche estan sucios 6) hay polvo en las mesas My answers are: 1) Juana, come al perro. ...

### Chemistry Urgent Help and Check Please!

a) You use 100 ml ethylchloride (density 0.92 g/ml) to extract 25 ml ethylene bromohydrin (density 2.41 g/ml) mixed with 100 ml. Is the aqueous layer the lower or the upper layer. How could you easily test this. ----- Ethylchloride is less dense so it is the top layer Ethylene...

### Physics

When you lift a ball with a force of 82N, the ball accelerates upward with an acceleration of a. If you lift with a force of 92N, the balls acceleration is 2a. Find the weight of the ball, and the acceleration a. I tried solving this via substitution algebra, but the answer ...

### algebra HELP PLEASE

A city is considering building a commuter train. The steepest section of track has a fall of 72.8 feet for a horizontal distance of 280 feet. What is the grade of this section of track? The downgrade of this section of track as a reduced fraction is? Converted the fraction to ...

### ELA

"I THINK I CORRECT ANSWER IS D " can someone please check ......... Which of the following quotes spoken by Romeo shows the strongest example of how he changes over the course of Romeo and Juliet? A . “Sleep dwell upon thine eyes , peace in thy breast! / Would I were sleep ...

### algebra

Can you use algebra to find a quadratic equation if your know the coordinates of just ONE point on its graph? Can you use algebra to find a quadratic equation if your know the coordinates of just TWO points on its graph? If so, what information is needed?

### Chemistry please check

1. All of the naturally occurring radioactive decay series end when the radioactive elements have decayed to bismuth (Bi) hydrogen (H) lead (Pb) uranium (U) answer: Uranium (U) 2. This type of radiation can easily pass through a human. gamma ultra-violet beta alpha answer: ...

### physics(Please check)

Vector A has a magnitude of 3.0 m and direction 1o3 degrees relative to the positive x-axis. Vector B has magnitude 5.0m and direction 215 relative to the positive x-axis. 1) The resultant R=A + B has magnitude? I did Rx= 3 cos 103 + 5 cos 215 Ry=3 sin 103 + 5 sin 215 Then ...

### algebra

8-(3/8)k=-4 Now try to learn the basic steps of algebra. Subtract 8 from both sides. Why can we do this? You would then divide both sides by -3/8 to have k by itself on the lefhand side.

### Algebra

Seven times the difference of six and a twice a number yields the same result as the same number decreased by one. How does this translate into an algebra statement?

### Boolean algebra

Simplify this function using Boolean algebra laws? I am stuck on this part of my homework (x2'x1'x0') + (x2'x1x0) + (x2x1x0') I know you have to use distributive laws to do this. Any help is appreciated. Thank you.

### pre-algebra

I am actually in 6th grade but I really want to learn more about pre algebra. I was given a task to solve the question of y=9x+3*7 and i don't get what to do. Should I graph? Or solve for y?

### Algebra

This question never got answered and I would appreciate it if someone could take a look at it. Simplify 12(6^/(5^-4^) + 7 My thoughts 12(36/(5^-4^) + 7 12(36/9) + 7 12 (4) + 7 12 * 11 132 Algebra - Steve, Saturday, August 23, 2014 at 11:49pm Your notation is weird. 5^-4 = 1/5^...

### math

6. George is a 35 Kg 8 yr old who is ordered to receive Ancef 1 Gram IV Q 8hrs. The SDR for Ancef is 50-100mg/Kg/day. Determine the SDR for George? 35 ( 50 ) - 35 ( 100 ) mg / day ; 1750 - 3500 mg/ day 6. Is George’s dose of Ancef within SDR? Pt recvs 3000mg or 3 Gm / day ...

### Math

6. George is a 35 Kg 8 yr old who is ordered to receive Ancef 1 Gram IV Q 8hrs. The SDR for Ancef is 50-100mg/Kg/day. Determine the SDR for George? 35 ( 50 ) - 35 ( 100 ) mg / day ; 1750 - 3500 mg/ day 6. Is George’s dose of Ancef within SDR? Pt recvs 3000mg or 3 Gm / day ...

### geography

Can you check my answers please? 1. List the oceans according to size from smallest to largest. Arctic Ocean, Southern Ocean, Indian Ocean, Atlantic Ocean, Pacific Ocean. 2. Name the three states that border Lake Superior. Michigan, Minnesota, and Wisconsin. 3. If you include ...

### Geometry check my answer?

Wilbur Wrong is flying his remote control plane in a circle with a radius of 28 meters. His brother clocks the plane at 16 seconds per revolution. What is the speed of the plane? Express your answer in meters per second. The brothers may be wrong, but you could be right...

### English

I urgently need you to check these sentences. Thank you very much! 1) I'be been really disappointed to read that our German partner doesn't want your school to join in. Actually, we won't be probably part of the partnership, too. 2) Though English is regarded as the ...

### English

1. When I was young, I was not able to ski. After I took ski/skiing lessons for three months, I became a good skier. Now I am able to ski well. (Will you check this passage? Are the sentences grammatical? Do we have to use 'ski lessons' or 'skiing lessons'?) 2. When I was ...

### math

Very Simple Question How would you solve it: (1+x^2)(1-x^3) Check below

### Social Studies

What are four ways that congress can check the power of the president?

### ECONOMY

what is the impact of the tax rebate check on fiscal and monetary policy?

### Physics check

In 1906, J. J. Thomson won the Nobel Prize for the discovery of the ..... electron?

### Chemistry

im curious if i post my work on here will anyone check it for me to see if it is right?

### Math check

Use the distributive property to rewrite this expression. 4(y+8) Is the answear 4y+8?

### Math check

subtract and simplify: 4a^2/(a-b)- (4b^2-8ab)/(b-a) I have the answe as 4(a-b) is this correct?

### math check

if f(x)=x^2 find f(2-sqrt6) I have the answer as 10-4sqrt6 is that right?

### Alegebra

Find slope x+7 y=14 x+7y=14 x=2 check this problem see if I got it right.

### Math

Solve the quadratic equation below. Show your work and check -4x^2 = 0

### us history

the president can check congress through?? a lobbying b overriding c vetoing

### ela

how to check on microsoft world how many word i wrote in essays or paraghraphs

### trig

how do i find the corresponding function formula and check the symmetry algebraically

### chemistry(check my answer)

For the cell: C(s) C+(aq) B+(aq) B(s). Metal ______ is the "negative" electrode. is it C(s)

### WRITING(POEMS)

IS BUTTERYNESS SPELLED LIKE THIS BECAUSE SPELL CHECK IS NOT PICKING IT UP .

### Math

Find the general antiderivative of f (x) and check your answer by differentiating. f(x) = x^5 + 9 Need Help.

### Government Check

Which Amendment extended voting rights to women? 19th

### english

Could you check these sentences for me and see if this is correct. The pronouns are in bold. Thanks so much

### Math

Reiny can you show me how to check this problem. 5a^8-20a^7-25a^6 =5a^6(a^2-4a-5) =5a^6(a^2-5a+a-5) =5a^6(a(a-5)+1(a-5) =5a^6(a-5)(a+1) (answer)

### niit, Dit course

use if else n check dat it is leap year or not in pseudocode

### business communication

which of the following is not something to check during a thorough revision?

### math

Find the product. Estimate to check that your answer if reasonable. 191 x 88

### american literature

Can anyone check my research paper and tell me what i did worng and how i can improve it?

### math

solve and check each of the following quadratic equation (1)x^2+16x=36 (2)x^2=10x-16 (3)3x=x^2-4

### Math HW Check

Which number is equivalent to the expression below? -9 / -3 + 4 x -2 e) 18 f) -5 g) -14 h) -11 -9 / -3 + 4 x -2 -3 + 4 x 2 - 5 I got -5 am I correct????

### precalc

simplify this expression... x^4+125x/(x^3+5x^2-x-5) I get x^2+5x+25/(-5) but i cant get it to check...did i make an error somewehre?

### precalc

simplify this expression... x^4+125x/(x^3+5x^2-x-5) I get x^2+5x+25/(-5) but i cant get it to check...did i make an error somewehre?

### Check my precalc

Find the verticle, horizontal, and oblique asymtopes if any. #1 (x^2 +6x+5)/2x^2 +7x+5 y= (1/2) and x= -5/2 and -1 #2 (8x^2 +26x-7)/4x-1 y=2x+7 and x=1/4 #3. (x^4-16)/(x^2-2x) x= 0 and 2 y= x^2 +2x+4 thanks!

### Check my precalc

what is the f inverse of f(x)= ln(x-3) I got y= e^x - 4 Solve 8 times 10^(2x-7)=3 I do not know how to do this. Do i get 8 and 10 with the same base? How? Thanks!

### Algebra2

Check ? If f(x) = int(x), find the given functional value. 35. f(-14.321) = 14

### Algebra2

Check? Find the center and radius of the given circle 1. x^2+y^2+10y+21=0 = 5

### Civics

Which rights have allowed for citizens to check the powers of government?

### Cedar Grove middle

3÷1/2 in the simplest form have to check work

### science(check answers)

60 kg cheetah reaches a speed of 30 m/s when chasing its prey

### math check

x:1,2,3,4,5,6,7,8,9 ---------------------------------------------------------------------------------- y:0.8,2.1,3.1,3.8,5.2,8.4,6.9,8.1,9 (which point would be considered an outlier? my ANS:(9,9)? IS IT RIGHT?

### math (check answer plz)

simplify 8P3! . . . . . . . . . . . . . . . . A. 42 . B. 336********? . C.40,432 . D.56

### G K

PPT on should there be a check on misleading advertisements in print and electronic media

### Economics

why the money supply does not change when one individual writes a check to another?

### Math (check answers)

I think its A, Select the mathematical sentence that is true. A. 2 • (8 – 5) + 3 < 7 + 3 • 2 B. 2 • (8 – 5) + 3 > 7 + 3 • 2 C. 2 • (8 – 5) + 3 = 7 + 3 • 2

### check (math)

56. Evaluate the following expression. (7^8x7^9)^10 This is what I did: 7^80x7^90 = 7^170

### Urgent Spanish Check

Nando es ____________________ alumno muy ambicioso. Un

### Urgent Spanish Check

_________ postres son deliciosos. El, La, or Las? La?

### Urgent Spanish Check

Hay (There are) ________ gatos en la casa. Las?

### math

Explain how to use multiplication to check the answer to a division problem

### English

Ms.Sue can you check my answers,I just want to make sure they were right.

### Calculus check

An equation of the line tangent to y=sinx+2cosx at (pi/2, 1) is A. 2x-y=pi-1 B. 2x+y=pi+1 C. 2x-2y=2-pi D. 4x+2y=2-pi I got A

### calculus check

If siny=cosx, then find dy/dx at the point (pi/2, pi) A. -1 B. 0 C. 1 D. pi/2 E. None of these I got C

### Physics (Kinematics Check)

What is the average velocity of a dropped brick that falls 4.0 m? vi = 4.0 m/s vf = 0 m/s a = 9.81 m/s^2 t = vf-vi / a t = -4/9.81 t = 0.41 s v = d/t v = 4.0/0.41 v = 9.81 m/s^2 <----------