November 30, 2015

Search: Math-confused!

Number of results: 112,810

ok so i'm kinda sort of confused... I had this for a equation X^2 + 4X - 1 = 0 and then I was like zero??? zero... really zero... hmm... X^2 + 4X - 1 = dy ???????? That zero does represent when Y equals zero correct??? this allows us to solve for X OH!!!!!!!!!!!!!! wait so I'm...
January 3, 2010 by Kate

confused in math
1.20 with a line over 20 convert decimal to fraction, step by step detail because I am lost and confused
November 5, 2013 by Anonymous

Find three different ordered pairs that are solutions of the question x=2 and you have to use -1,0,1 for thje subsitut of y or x i dont so confused please help i don't know the ansrer math is hard I can see why you are confused-- so am I. If x = 2, that is just a ...
October 23, 2006 by sarah

We are doing distributive properties. Ex: 0.5(4m+3)-0.2(6m+1) OKay so is that minus 0.2 or negative 0.2. I'm so confused. Is this how you would simplify it? 2m+1.5-1.2+0.2 Help me please and thank you.
September 16, 2009 by Wynter

is it right when we say am confused or i am in confusion or confused ?
November 25, 2010 by JJ

Chemistry CONFUSED
Ok I'm really confused on the question I asked how many CO2 molecules can be made with 0.500 mol of oxygen atoms. Please help with setting this up
September 29, 2011 by Monique

Math help ? confused
The length of the Boston Marathon is 138,435 ft. Each stride, or step, by a particular runner is 3 ft long. Does the number of strides the runner takes fit evenly into the length of the race? I am lost on this question. Can anyone give me a direction? Do I divide? I am in 6th ...
December 5, 2012 by Tobi

Help please am kind of confused on this problem, am mostly confused on what state the products will be. Find net ionic equation? 2Al(s)+ 3CuCl3(aq)-> 2AlCl3(?)+ 2Cu(?)
October 4, 2010 by John

Math vocab
What does distance/time/rate of speed mean?? Its all one word AND IM SOO CONFUSED! Movement? I am confused also. Rate of speed is not a common term. Speed is rate of motion , or rate of change of distance per time. i need help on my math vocab what is a sector What is the ...
October 4, 2006 by Alexis

so i know that one mole is 6.022*10^23 particles in 12g of a carbon 12 isotope. im confused in finding the amount of moles in a particular substane. there is a formula that determines it, i think its n=m/M, yet im confused with what it means..
May 19, 2010 by leana

Help please am kind of confused on this problem, am mostly confused on what state the products will be. Find net ionic equation? I BELIEVE ITS BALANCED NOW. 2Al(s)+ 2CuCl3(aq)-> 2AlCl3(?)+ 2Cu(?)
October 4, 2010 by John

Somebody at my school said that Jiskha homework help blocked them from posting answers for no reason. That person is a big bully and I don't believe him. Is that true? Why would that happen...? Confused... Hello Kitty :-)
October 13, 2011 by Hello Kitty

Hi there! I am so confused about these questions if anyone could help that would be great. 1. Simplify. x+5/x^2+6x+5 A) 1/x+1; where x= -1*** B) 1/x+1; where x=-1,-5 C) 1/x-5; where x=5 D) x-5 2. Simplify. x^2+3x-4/x+4 A) 1/x-4; where x=4 B) x-4 C) x-1; where x=1 D) x-1; where...
May 13, 2015 by Tia

I'm really confused on substitution. My teacher has a terrible accent and cannot understand what she says. i get the basics myself but i'm pretty confused on the following problems: 1) y= 3x - 8 y= 4-x 2) 2x + 7y = 3 x=1- 4y 3) x = 2y 4x + 2y = 15 Any help. I know i should ...
January 25, 2010 by Daisy

math 012 please help explain
can someone please help explain how to do this problem. i have a previous posting where i tried to work the problem out, and someone tried to explain where i was confused, but im still confused. 4(2n+1)=3(6n+3)+1
February 1, 2009 by amy

hcr220 college
I am confused with what they are wanting me to do. It says write a 1500 to 1750 word essay in which you discuss implications of both forms of the patient's diseases, HIV and AIDS, from the perspective of HIPAA confidentiality. I am confused on what implications means.
November 21, 2010 by kristina

chemistry A level
hello my teacher has really confused me. can anyone tell me how you can figure out the shapes of molecules and what types of shapes there are??? i am really confused! thankyou xxxx
December 5, 2008 by yasmin xx

I am a bit confused about conjugation, transduction and transformation. I understand the basics but how do they work? More confused with transduction and transformation. Thanks for any help in advance!
January 17, 2010 by Anonymous

Math - Trigonometry
For how many values of theta such that 0<theta<360 do we have cos theta = 0.1? (Note that theta is a measure in radians, not degrees!) I'm kinda confused with the problem? Could someone help me? I'm thinking unit circle, so cos is the x coordinate. It would be easy if ...
October 15, 2013 by Sam

I'm so confused. 3=6.2*y
March 16, 2015 by Zero

I'm confused about the difference between the q in q=mc(Tf-Ti) and (Delta)H, or enthalpy. What exactly does enthalpy mean and how is that different than q? (I'm also confused about what Gibbs Free Energy actually means; I know that if it's negative, the reaction is spontaneous...
December 2, 2008 by Kevin

Pharmacy Tech
20.) To find out if a drug causes nausea, you would look in this section of the drug monograph. a) adverse reactions b) contraindications c) how supplied d) warnings I am leaning towards a but not sure..I could also think it could be d as confused and i keep ...
April 28, 2015 by Jean

Please help me I am confused on this math problem. solve. y/8-8/y=0 what are the solutions? Wouldn't they be 0?
August 8, 2010 by Timothy

f + 4 5/12 = 5 3/8 does 5 = 1 19/24? I don't think so and I'm confused
October 21, 2010 by Aly

this problem confused me. -5/-7x + -1/5x = - 3/5
October 28, 2010 by Anonymous

this problem confused me. -5/-7x + -1/5x = - 3/5
October 28, 2010 by Anonymous

Im confused please help me!:<
April 25, 2011 by amanda

1/2X+3=9 solve for x. I'm confused
October 13, 2014 by sally

Confused on this 8log8(19)=
September 27, 2015 by Adam

i also have a math test tomorrow and i get sooo confused with irregular shapes in geometry
March 29, 2012 by Sheil

This one confused me since it revolved around what seemed like dividing trig function by another function Write the following expression in terms of the tangent function 2 / ((cos(r^2 - s^2) / (sin(r^2 - s^2)) = ? I know tan t = sin t / cos t. So would I multiply by the ...
November 14, 2014 by Taylor

Need help with FOV area (mm2) totally confused? im confused i have the FOV diameter they are: 4x = 5 10x = 2 40x = 0.5 a classmate told me she thinks the area for 40 x is: pi(5/2)^2 = 19.6 not sure if thats true or how to do it for the low and medium, magnification. please ...
May 22, 2012 by jess

Mike scored 85, 88, 87, 93, 95, 92, and 83 on his math tests. What is the least he can score on the next test if he wants to maintain a 90 average? PLZ HELP ME!!!!!!!! I'm so confused
May 11, 2013 by Abigail

Simplify: (-1-2i)+(4-6i) I get 3-8i and 5-8i... confused, which one is it?
June 24, 2009 by Sophie

(x-2)(x-2)(x-2) I am confused on how to get an equation from this. I know its x^3 but now what?
August 20, 2009 by Hannah

2/7 = 1.6 --- ---- solve for r very confused 20 r
November 3, 2009 by Bob

I am so confused, does anyone know how to solve 6x + 5y = 15. PlEaSe HeLp
February 5, 2011 by Dana

-7(3+5x)=399? I'm confused please help me!
June 4, 2013 by cheyenne

-7(3+5x)=399? I'm confused please help me!
June 4, 2013 by cheyenne

I am confused on how to do this so please help me: Evaluate: 2[(5+7)+(3-2)-3(2+2)]
July 16, 2013 by Anonymous

-|-(5+2-4)| confused about the signs?
October 19, 2013 by Anonymous

15 <_ -k/4 -9 I am confused how to solve this problem. Thanks
January 26, 2015 by Alexandria

Simplify 3^2 x 5^-3 x 2 Divided by 2^-8 x 3^5 So confused!!
October 20, 2015 by Taylor

Quick math help
Points EC bisects points AD at C. For each of the following, find the value of 'x' and the measure of the indicated segment. Please correct me if I'm wrong! 1. AC= 3x+6 and CD=2x+14 x=_______ AC=______ Answer: x=8 AC= 30 2. AC= 5x-8 and CD=16-3x x=______ AD=_____ Answer: x=3 ...
September 7, 2014 by Anonymous

ok so i'm confused about my essay topic: "what creative works (any medium) should a student be exposed to in order to prepare for university life?" im confused on what creative works they are referring to. art? literature?
December 31, 2008 by lily

Math (Ms. Sue! Anyone!)
1)At 1 p.m., Lin records an outside temperature of 14.8F. At 3 p.m... she records the outside temperature and notices the temperature had increased by 22.6 degrees. What was the temperature that she recorded at 3 p.m.? ( no multiple choice) *confused on this question* 2) (x...
September 15, 2014 by Anonymous

1)At 1 p.m., Lin records an outside temperature of 14.8F. At 3 p.m... she records the outside temperature and notices the temperature had increased by 22.6 degrees. What was the temperature that she recorded at 3 p.m.? ( no multiple choice) *confused on this question* 2) (x...
September 15, 2014 by Anonymous

I AM SO CONFUSED!!!! Does anyone know how to figure out positive 5 x 6m????!!??!?!?!?
September 11, 2007 by kelly

6x + 7y = 39 x = 50 6y What is the solution of the system? I am totally confused.
June 9, 2009 by janay1978

I sometimes get confused with dividing decimals.
July 22, 2009 by Faith

-28= - 14n i am really confused on how to do this... Please help!
September 29, 2009 by M

In the equation X/35 = 7, what is the value of x? A. 7 B. 5 C. 35 D. 245 is it b or d im confused
January 13, 2010 by me

if f(x) = (x/7)-3 find f^-1(x) I'm completely lost! Help
August 24, 2010 by Janie

I am confused on this problem. k/5 + 3/20 < 3/10 I am not sure how to solve.
November 2, 2011 by rosalind

How do you solve the following problems? I get confused, can anyone help? Thanks. (7a^5-a^3)-(a^5-5a^3-1) (5x-3)(x^3-5x+2) (4w+5z)^2
January 22, 2015 by G.G

Simplify this expression. -123(-8+(-4^2)-6)+2. I'm confused on how to solve this. Thank you for the help.
September 9, 2015 by josie

college algebra
Solve the following inequality. x^3+9x^2-108 less or equal to 0. Then write your solution in interval notation. I am sooo confused and do not have any idea how to do this. Can someone please show me step by step please??? Thanks in advance. Someone who is confused.
December 25, 2012 by allison-please help!!!

now i have to solve for y. i already no that x=-1. y=-1-2 y=3(-1)+2 -1 -2 = -3 3(-1)+2 = -3 +2 = -1 THANX I WAS SO CONFUSED ON THAT
December 17, 2006 by Tony

This may sound dumb, but I am confused. What is a skew line?
January 29, 2008 by Jessica

I'm a little confused on how to solve this system of equations. 5a=5 6b-3c=15 2a+7c=-5 Thanks
December 31, 2008 by Anonymous

how would you factor this expresssion I'm so confused. Thank you x^3-4x^2+3x/x+2 times (x^2-3x)
October 17, 2010 by Monica

I really need help with these questions I am very confused !!! 16^-1(2^5) 3^-26^-2+3/2(-9)^-1 (5^0+5^2)^-1
October 28, 2011 by Poppy

Math problem
subtract simplify if possible i am confused (4-z)/(z-6)-(6z-5)/(6-z)
March 26, 2012 by Lavern

What does partial products mean in multiplication I'm confused
October 21, 2013 by asia harris

FInd the circumcenter of the triangle (-2,4),(-2,1), (1,-1). Can someone help I'm so confused.
March 10, 2014 by Leigh

How do you solve each of these equations for the indicated value? I'm so confused on how to do it 1. a-b=-c, for a 2. 4y+6x=12, for y 3. y=1/2x-10, for x
October 25, 2014 by Anonymous

help math algebra
How do you solve the following problems? I get confused, can anyone help? Thanks. (7a^5-a^3)-(a^5-5a^3-1) (5x-3)(x^3-5x+2) (4w+5z)^2
January 22, 2015 by G.G

I'm doing rational expressions and am so confused. 4x^2-18x+81/8x^3+729
September 15, 2015 by Bethany

2/3>3/ number that makes the statement true.. I am confused
October 13, 2015 by Aj

1. A Hindu society in Southeast Asia that resisted both Buddhism and Islam was: A. Bali. B. Indonesia. C. Thailand. D. Cambodia. im confused between A and B 2. By the twelfth century, great center of Islamic learning in West Africa was: A. Great Zimbabwe. B. Timbuktu. C. Mansa...
February 6, 2014 by Any

gemoetry word question
can someone tell me the missing leg of the right triangle if 10 is the other leg and 26 is the hypotenuse its 16 "confused gurl" is indeed confused a^2 + 10^2 = 26^2 a^2 = 676-100 a^2=576 a=24 Your triangle is simply a multiple of one of the basic right-angled triangles, the 5...
May 7, 2007 by mike

How do i find the average rate of change of the function f(x)=5x from x1=0 to x2=3 so confused
April 8, 2009 by Jay

Find the area of a triangle with a base of 3 5/8 in. and a height of 2 1/2 in. A)4 15/32 in 2 (sq) B)8 1/16 in 2 (sq) C)4 17/32 in 2 (sq) D)8 17/32 in 2 (sq) Help!! I am so confused.
December 13, 2009 by Anonymous

simplify: 2sqrt50 - sqrt8 I am confused because of the 2 before the sqrt50
July 4, 2010 by Hannah

How would I find the zeros of the function x^3 -7x +6 ? I know how to do with a x^2 term but, I'm confused as to how to do it when there isn't an x^2.
November 22, 2010 by Emily

Find lim x->-3+ x-3/x^2 -9 =? Im still kind of confused please help
September 12, 2011 by Michael

x-1/x+1 = 2x/15 (15)(x-1) = (2x)(x+1) 2x^2-15x+17 do i put this in quadratic formula? i so confused.
January 7, 2012 by Shreya

I am really confused.i don't understand.please help me figure this out W-8=26 W-8+_=26+_ W=_
April 9, 2013 by Brooke

7th grade math
Hello there! I am totally confused what does x = 4x+3+2x= 54/9 Thank you ;) & please help me!?!
May 20, 2013 by Abby

I am confused. Estimate using compatible numbers 61114 and 76+8
November 11, 2013 by Sandy

Math Help
Hi! I really need help with this. I'm so confused. Thanks! :) If h(x)=4/(5x+2)^2, find the two functions f and g so that f(g(x))=h(x).
September 29, 2014 by Becky G

Im still confused on how to solve these equations for the indicated value. 1. a-b=-c, for a 2. y=1/2x-10, for x
October 25, 2014 by Anonymous

Graph y=|x|-2. If someone could help me that would be great.. Im really confused.
December 24, 2014 by Tia

what is a variable? is it a number or a letter? im a little confused..... please help
January 22, 2015 by faru

Hey! I like math,but this year I'm doing algebra 1 and am not doing so well. I understand the lessons,but then the next day I learn a new way to solve a different problem and confuse the old way with this new way. So on tests,I know how to answer some problems but then get ...
March 12, 2008 by Lis

I posted a question earlier about the sensitive tourist I am a little confused on what the question is asking exactly. "Sensitve tourist" suggestions so that visitors can minimize their impact on the local environment and community. My paper is on the Mixedwood Plains. So ...
November 29, 2010 by peyton

soical studies
I need help checking my question. Explain why the Confederacy spared Washington d.c from being destroyed? my answer. Washington was surrounded by strong fortifications and was filled to the brim with Union troops and because they did it to scare the northerns to make them ...
February 19, 2015 by dude

September 24, 2007 by HEATHER

Please help I am a little confused!!!! Graph using the slope and y-intercept.. x + 3y = 9.
June 12, 2008 by EricB's

In the problem 2,763.4 what is the value of the 6?. I always get confused when there is a decimal involved.
January 26, 2009 by 4th grade math

Evaluate: 3^2 + 2^2 x 5 - sqrt 25 over 8 - 4 / 2 + 2 I am confused on the order in which I solve this. Please help!
April 29, 2009 by Jim

If given a set of functions, how do you write an equation for them? For example: x: 1,2,3,4,5 y:5,10,15,20,25. I am confused.
February 10, 2010 by courtney

Every Square is a rhombus. True or False? This one has me confused.
January 11, 2011 by James

math algebra 1a&1b
the problem is 2(9n-1)+7(n+6)=-60 i get how 2 do it but i get confused on wat 2 do and then i get mixed up and mess it up please help
January 12, 2011 by angel

10*9*8*7*6*5*4*3*2*1 = 10! Can this be true?! Why or why not? Im totally confused with this. Miley would like your help, please and thank you<3
January 27, 2011 by Miley Cyrus<33>

math problem
very confused could someone help me with this using the elimination method 5r-3s=16 3r+5s=30
January 21, 2012 by DJ

what are the intervals to be conidered when finding the solutions in 4/6x-4 - 2/2x+2 please help. i am so lost and confused
July 24, 2012 by ted

math super confused
9 is to 3 as 49 is to_? (9:3::49:_?) Please show and explain the answer
December 12, 2012 by Anonymous

I'm confused on how to do this. algebra M(X,Y) is midpoint of CD with endpoints C(5,9) and D(17,29). Find the values of X and Y. Show the MC = MD.
July 6, 2013 by Ronnie

math 1 question
Simplify the following expression: 5^2 - 4 / 5 +2 is it 3 or 26.2, i dont know which one, im confused.
September 8, 2014 by SkatingDJ

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