Algebra, help + check please

104,916 results, page 96

Algebra help please :)

Hey I was wondering if someone could help me with this. I know it's simple but It's for some reason harder for me. If someone can help me it will be really much appertiativ write an equation and solve tofind the solution to the following problem you have $27 to spend at the ...

Spanish #1 (URGENT)

Can someone please check my work? Look at the words in the vocabulary list and write them in the appropriate column. Items in word bank may be used more than once. las cortinas el armario el espejo el televisor el comedor la cómoda la cama el sofá la lámpara EL COMEDOR el ...

11th grade Algebra II

if the roots of ax^2+bx+c=0 are real, rational, and equal, what is true about the graph of y= ax^2+bx+c? 1.) it intersects the x-axis at two distinct points. 2.) it lies entirely below the x-axis 3.) it lies entirely above the x-axis 4.) it is tangent to the x-axis i think the...

Algebra

Chart with a month bill for water which is $35.00. Question is Lynne has a watering can that holds 16 cups of water, and she fills it half full. Then she waters her 15 plants so that each plant gets the same amount of water. How many cups of water will each plant get? Please ...

Intro to linear algebra

For the matrix: [[1,4,2],[2,5,1],[3,6,0]] (This is 3X3) .. find out whether the columns are linearly independent. Is the 3rd column a linear combination of two other columns? In both cases find the coefficients. Please show step-by-step and explain in great detail, so I can ...

Algebra 2

E6------E= -0.378eV E5------E= -0.544eV E4------E= -0.850eV E3------E= -1.51eV E2------E= -3.40eV Use the figure shown above to determine how much energy a hydrogen atom with its electron in the E2 energy level must absorb for the electron to be removed from the atom. a. -0....

Exp. Growth + Decay (HELP ME PLEASE!)

1. Suppose you invest $1,000 in a CD that is compounded continuosly at the rate of 5% annually. What is the value of this investment after one year? two years? five years? A=1000(e^(.5x1)) = 1648.72 A=1000(e^(.5x2)) = 2718.28 A=1000(e^(.5x5)) = 12182.49 2. A colony bacteria is...

English

Can you please check these sentences for me? Thank you. 1)When you set the table, you place (lay) the table cloth, the napkins, the cutlery,the dishes (soup and a dinner plate),the vinegar and oil bottles, the salt and pepper pots on the table. 2)They called the waiter ...

please

tell sme the answers to pig skin geogphy right now please right now please well i need them poisted

maths

the sum of 3rd and 5th terms of an a.p is 38 and sum of 7th and 10th terms of an a.p is 83,find the a.p. please help all questions please help please.

Maths-can someone explain something to me???

hey, can someone explain vectors to me? im soooooo lost, I don't understand them at ALL. please please please help me. :(

Math, Please Help! I don't understand!

Please help me! I don't understand how to solve. Solve each equation for the given variable. 37. x/a - 1 = y/b for x 39. V = 1/3 * pi * r^2 * h for h What do these equations mean? I am super confused. Please help.

English

1. I would prefer not to eat that. 2. He slaved at his job so his family would have everything they needed. 3. Your cholesterol balance is good. 4. He slipped into the room. 5. Clip two sheets of paper together. 6. The whole universe knows it. 7. I won't force you to come, but...

Chemistry - Lewis Structures (check + help)

I am asked to draw lewis strcutures of the following molecules and ions SF6, BrF5, XeF4, PF5 and IF4-. I have to follow a specific format to draw them, below is an example of SF6, where am i going wrong in the table, since i am not getting six bonds, nor am i successful with ...

algebra word problem

Describe the values for x that may not be appropriate value even when they are defined by a function A function could, for example, indicate the amount of bone strength (y) in a living human body over time in years(x) . It would not make sense to look at negative years, ...

college algebra

Two cyclists, 64 miles apart, start riding toward each other at the same time. One cycles 3 times as fast as the other. If they meet 2 hours later, what is the speed (in mi/h) of the faster cyclist? Let "x" be the slower rate the faster rate is "3x" x+3=2x 64/2=32 2x=32/2 x=16...

English

1. Some said yes and others said no. 2. Some said yes and the others said no. 3. Some said yes and some said no. 4. Some said yes, others said no, and the others were silent. 5. Some said yes, some said no, and the rest were silent. (Would you check the expresions? Correct ...

Calculus rate of change

Can you please check my answers and fix the ones if any that are wrong. Along with help on part d Consider the following fun f(x)=(3/4)x^3- x^3-3x^2+6x A.find relative extrema and identify max and min. I got x=1 max ,±√2 min B.determine the interval(s) where f(x) is ...

Physics

A sphere of radius R has inhomogeneous charge distribution on its surface. Its surface charge density is σ = σ0 cos θ, where σ0 is a positive constant, and θ is the angle from the “north pole” to the point of interest and satisfies 0 ≤ θ...

English

Can you please check these other questions, too? Thank you very much. 1) What characterized the 18-century novel? 2) How did the writer achieve the ideal of realism in the 18-century novel? 3) Refer briefly to the structure of Defoe's novel? 4) What kind of narration dos he ...

mat117/algebra

The area of a rectangle of length x is given by 3x^2 + 5x. Find the width of the rectangle. Show me the formula and how to use it please. area= length times width 3x^2 + 5x = x * width divide both sides by x, then you have width.

Algebra 1 (Reiny)

Will you please explain the steps I must take in order to graph these linear inequalities? Graph each system of linear inequalities. Give two ordered pairs that are solutions and two that are not solutions. 1. y < 2x - 1 y > 2 2. x < 3 y > x -2 3. y => 3x 3x + y...

pre-algebra

I need to figure out how to convert 11inches to the actual length of 550 to scale. Please help 550 what? miles? feet? inches? If you want 550 of some length unit to be represented as 11 inches on a map or scale drawing, divide all lengths by 50.

algebra

hat sizes are determined by measuring the circumference of one's head in either inches or centimeters. Use ratio and proportion to complete the following table. Hat size head to 1/5 in head cm 7 1/8 22 2/5 57 ______ ______ 55 Someone please help! i am completely lost with this...

Algebra 2

At the ruins of Caesarea, archaeologists discovered a huge hydraulic concrete block with a volume of 945 cubic meters. The block's dimensions are x meters high by 12x - 15 meters long by 12x - 21 meters wide. What is the height of the block? Can someone please show me how to ...

Algebra 1--Please, help me!

Find any excluded values of each rational expression. 1. t - 1/ t^2 - t A: Excluded value: 1. Simplify each rational expression, if possible. Identify any excluded values. 2. 3x^2/6x^3 A: 2x; x ≠ 2 3. 2n/n^2 - 3n A: ? 4. s + 1/s^2 - 4s - 5 A: ? 5. 12 - 3x/x^2 - 8x + 16 A: ?

Algebra. NEED HELP ASAP PLEASE

The formula F=(9/5)C+ 32 F=95C+32 may be used to convert Celsius temperatures to Fahrenheit temperatures. What is the range of Celsius temperatures if the Fahrenheit range is -65°F to 60°F.

algebra 2..PLEASE HELP!!!!!!!!!!!

GIVE THE APPROPRIATE ANSWER FOR THE MEASUREMENT.. 2 REVOLUTIONS PER SECOND TIMES 60 SECONDS PER MINUTE 120 revs / min 2revs/sec x 60 sec/minute = 120 rev/min

Algebra

WELL SOMEONE HELP ME SOLVER THIS PROBLEM PLEASE!!!!!! Janet can shovel snow from her driveway in 55 minutes. Jim can do the same job in 50 minutes. How long would it take Janet and Jim to shovel the driveway if they worked together?

algebra

the function W(d)=0.112d approximates the amount in centimeters of water that results from d cm of snow melting. Find the amount of water that results from snow melting from depths of 18 cm, 49 cm, and 98 cm. I am having problems figuring this out and I can not remember how to...

algebra

the function W(d)=0.112d approximates the amount in centimeters of water that results from d cm of snow melting. Find the amount of water that results from snow melting from depths of 18 cm, 49 cm, and 98 cm. I am having problems figuring this out and I can not remember how to...

algebra

Tell whether equation represents direct variation. If so, identify the constant of variation 1. Y=8x Ans: yes, it represents direct variation because its in the form Y=kx. Constant of variation: 8 2. Y=2x+1 3. 3x+y=6 Please help, not too sure if I am understanding this ...

Algebra

1.Solve | x-1/5|=3 A.x=-14/5 or x=16/5 ***** B.x=14/5 or x=-16/5 C.x=-14/5 or x=-16/5 D.x=14/5 or x=16/5 2.The table shows the relationship between two variables. Which selection describes the relationship? X=1, 2, 3, 4 Y=2, -3, -8, -13 A.increasing; linear B.increasing; ...

Algebra

An object is dropped from a height of 1000 cm above the ground after t seconds is given by the formula below- d = 10tsquare + 1000 How far above the ground is the object, when it has fallen for 6 seconds? Please show your work.

Algebra

Can you please confirm that my answer is correct to this problem? 80x2^ - 96x + 27 =0 I am using the quadratic formula to solve... I would put the formula here but I can't put the square root sign in here. My answer is -1.33 and -2.22 Is this correct? thank you

word unscramble

xhfzhgzhoita Check the spelling. I found no matches.

English

Could someone check my answers for this exercise. Dangling Modifiers

computers

What is the main disadvantage of relying on spell check on your computer?

math

can someone check my answer Graph by first solving for y. x + 2y = 8 x-x+2y=8-x 2y=8-x 2y/2=8/2-x y=4-x y=4-x/2 y=4-1/2x

math

can someone check my work? divid t^11/ t^3 is the answer t^3r2

english

i had a parargrahp writen i want you to check if its right orno t.

science

i need help making a catapult. im gonna check my pc tomorrow

Math problem check

Simplify: (2/a + 6/b) / (8/ab + 4/a^2) I have the answer as a(3a+b)/(4a+2b) Is that correct?

Math check

Find the y-intercepts for the function given by: f(x)= 4/(x+5)-1/(x-4)/2/(x-3)+3/(x+2) I am stuck

Math check

express in terms of i and simplify: srqt-54 is it -3isqrt6?

Math Check

Solve: x^-2 - x^-1= 5/4 I have the answer as (5+/- sqrt29)/2 Is this right?

college

What is the ICD-9-CM code for a routine infant health check?

7th grade

how do check to see if your caluator does order of opreations

check my answers pplz

1. simplify 6(a+3b)-4(2b-5a) is the answer 26a+10b

science

what is radiation? What are some good sites that I could check out? Thank you!!:)

To:Sabrina

Do you think you have time to check my french homework. thanks

math

8x -5y =20 5y -8x=-20 x= -4 Solve the system of equations by graphing. Check this problem for me.

DrBob22

Can you check my answer in the last boiling point topic I posted? Thanks.

social studies

article on "role of media to check corruption"

calculus

derivative of y=ln x/x^2 can someone double check the answer 1-2lnx/x^3

Math Check

Is this correct we have to set this problem equal to y? 2x-y=4: y=-4+2x

science

Dr bob, can you check my reply to chem question from andy thanx

math

x+4/2x*6x^2/x^-16= (x+4)/2x*6x(x)/(x+8)(X-8) rational expression using factoring could some check this.

Math

Why is it necessary to perform a check when solving rational equations?

TO: Mrs Sue...is my answer below right?

can u check it plz

Geography check

Where is Emi Koussi located? The answer is Chad?

Math

Solve each equation by using the properties of equality. Check. 4x – 18 = 65

asu

calculus problem is u = 7i +9j + 2 k and v = -7i -9j - 2 k. and my ans is -135 how to double check

help in math

solve and check each of the following quadratic equation (1) x^2=6x (2) x^2=3x (3)x^2=17x (4) x^2=5x+6 (5) x^2+9x=10

Lif oritation

Wht are the check and balance that control the media?

to ms.sue

now i get it .later ill post you back to check the answer,okay?

Math

Solve & check your solution ( if checking isn't possible, explain why ) 5x/4 + 1/2 = x - 1/2

Algebra2

Check? Give the slope and y-intercept of the given line. 1. 2x-3y=6 = 3y = 2x-6 y = 2/3 x - 2 2. y=-2x = 2/1x + 1 3. y=3 = y=3/1x + 3 3y = 2x-6 y = 2/3 x - 2

Algebra2

Check? Give the slope and y-intercept of the given line. 1. 2x-3y=6 = 3y = 2x-6 y = 2/3 x - 2 2. y=-2x = 2/1x + 1 3. y=3 = y=3/1x + 3 3y = 2x-6 y = 2/3 x - 2

Grammar

He came in for his preoperative _____. A) check up B) checkup I answered B

math

solve 9x<-27 I did 9x/9<-27/9 x<-3 Just a double check. I believe this is right Thanks

7th grade math

solve each equation. Check your solution. 1) 7 2 -X = - 3 3 2) 2 1 7c- - = - 3 2

Literature

Hi where can I find a free on line thing to check my writing ?

Pre-Calculus

Could someone check my answers? 27. (16/9)^2/3 = 64/27 28. (49/25)^3/2 = 343/125 31. (-64)^2/3 = 8 32. (-8)^-4/3 = 1/16 or -1/16

alg 2 check?

The polynomial 15xy+3x^3y^4 is what degree? I do not understand how to solve this

Math help

Solve this equation and check answer Fraction→n/56=8

Math help

Solve this equation and check answer Fraction→n/56=8

Math check

Round 9.9957to the nearst hundredths 10.0000

MATH(CHECK ANSWERS=1)

complete the statement 4c = blank p A.2 B.1(I PICK THIS) C.8 D.16

Alg 2

check for extraneous solutions. 0, 7^4 2^4, inside the equation x^5/6 = 9x^7/12 - 14x^1/3

maths

Solve this equation by completing squares and then check the solution.. x = 21/x-4

hectorr

Solve the fractional equation check yur solution 3[2x-(x+7)]=5(x-3)

Math

Name the coefficients in the polynomial 4x^2+3x-3 a. 4, -3, -3 b. 4, 3 c. 4, 3, 3 d. -4, -3 I choose d Check it pleaase!

math helpppp !

Solve the equation and check soultion 2(13t-15)+3(t-19)=0

business math

how do you check to see if your dollar markups are correct

Civics

Would someone be willing to check my quiz answers?

English

What are the answers for chapter 9? Final Check: Money Problems

Math 222

I need someone to check this to see if I am doing it correctly. k^3+k k^2+k-42 k(k^2+1) (k+7)(k+6) k=-7 k=6 (-0,-7)(-7,6) (6,0)

U.S. History (Answer Check)

What act triggered violence in Kansas?

Mathematics

what is the slope of the line that goes through (6 ,5) and (3 ,1)? 3/4 -3/4•• 4/3 -4/3 Check my answer

Probability (check)

In how many ways can 2 singers be selected from 4 who came to an audition? a. 6 b. 2 c. 12 d. 4****

Math help ;-;

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

Math

7/8-5/12= 21/24-10/24=11/24 Can you check to see if I did this right and if not can you help me figure it out. Thank you for all your help.

math or chemistry

Check pls. 5.4 x 10^-2 by 2.5 x 10^-3 by 7.9 x10^-3 m volume = 107.44 x 10^-8 m^3

MATH

solving rational equations solve check your answer 5/3x+1=2

chemistry (charges)

just want to check if this group is neutral, R-NH2 thanks!

Math

Find each sum or difference -1/2 - 3/4 A.-1/6 B.-1/3 C.2/3 D.1/6 Im thinking D. but can someone check for me

Math

Write 3 16/25 as a percent. A)3.64% B)3.80% C)364% D)380% I think A. Can you check? THANKS

chemistry

Precipitation Reactions Write a molecular equation for the precipitation reaction that occurs (if any) when the following solutions are mixed. If no reaction occurs, write NO REACTION. Express your answer as a chemical equation. Identify all of the phases in your answer. ...

Pre-Calc

Please check my answers I really need to do my homeowrk!;This are polar coordinates we're studying-I'm almost positive the first two are correct. 1.Which of the folowing is another representation of (-3,pi)? (3,120degree) (3,0 degree)I think it is this one?? ((-3,0 degree) 2....

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