{y2}/(a^25a+6)=(a+1)/(a3)(a+2)/(a2) How can I solve for y in terms of the other variables??? I tried many times, but I just get y=6,can't express y in terms of variables. Can anyone please correct me or teach me?THANKS A LOT!
37,502 results
Statistics and Probability
Let N be a random variable with mean E[N]=m, and Var(N)=v; let A1, A2,… be a sequence of i.i.d random variables, all independent of N, with mean 1 and variance 1; let B1,B2,… be another sequence of i.i.d. random variables, all independent of N and of

Probability
Events related to the Poisson process can be often described in two equivalent ways: in terms of numbers of arrivals during certain intervals or in terms of arrival times. The first description involves discrete random variables, the second continuous

math
which is the solution for x in terms of the variables in the equation x/y z = rw a)x=y (z+rw) b)x=z/y (rw) c)x=rw+yz d)x=y+1/2(ryz)

probability
This figure below describes the joint PDF of the random variables X and Y. These random variables take values in [0,2] and [0,1], respectively. At x=1, the value of the joint PDF is 1/2. (figure belongs to "the science of uncertainty) 1. Are X and Y

Math (Stats)
In order to predict yvalues using the equation of a regression line, what must be true about the correlation coefficient of the variables? A. The correlation between variables must be an xvalue of a point on the graph. B. The correlation between

physics
Derive a formula for the maximum speed vmax of a simple pendulum bob in terms of g, the length ℓ, and the maximum angle of swing θmax. Express your answer in terms of the variables g, l, and θmax.

College Math
A block with a mass of m = 31 kg rests on a frictionless surface and is subject to two forces acting on it. The first force is directed in the negative xdirection with a magnitude of F1 = 11 N. The second has a magnitude of F2 = 22.75 N and acts on the

Physics
Find an expression in terms of M, mu, and theta for the speed of waves on the string.Express your answer in terms of the variables M, mu, theta, and appropriate constants. The picture shown is just of a block with mass m on an inclined frictionless surface

statistics
The Gamma distribution Gamma(𝛼,𝛽) with paramters 𝛼>0 , and 𝛽>0 is defined by the density 𝑓𝛼,𝛽(𝑥)=𝛽𝛼Γ(𝛼)𝑥𝛼−1𝑒−𝛽𝑥,for all𝑥≥0. The Γ function is defined by

Physics
A crate sets on wooden horizontal surface (a wooden floor). The figure shows a top view of this looking down onto the crate (gravity would be acting into the page). Man one and man two apply forces F1 and F2, at angles of θ1 and θ2 respectively, with the

algebra
2a+3b4c=7, ab+2c=6 a) find an ordered triple of numbers (a,b,c) that satisfies both equations b) can you find a second ordered triple that satisfies both equations c) solve for b in terms of a, and solve for c in terms of a. how many solutions does this

9th Grade Algebra
If a is not equal to 0, and a =2b=3c, what is the value of a+b in terms of c? Would I make up numbers for the variables?

Calculus
A man starts walking north at 4 ft/sec from point P. Five minutes later a woman starts walking south at 5 ft/sec from a point 500 ft due east of P. At what rate ae the people moving apart 15 minutes after the woman starts walking? Draw a diagram. 1) What

Physics
A long, straight wire with a circular cross section of radius R carries a current I. Assume that the current density is not constant across the cross section of the wire, but rather varies as J=αr, where α is a constant. A) By the requirement that J

Probability
Let N,X1,Y1,X2,Y2,… be independent random variables. The random variable N takes positive integer values and has mean a and variance r. The random variables Xi are independent and identically distributed with mean b and variance s, and the random

Algebra 1
Solve variable in terms of the remaining variables A = P(l + rt) for r

Physics
A block of mass m1 is on top of a block of mass m2. Block 2 is connected by an ideal rope passing through a pulley to a block of unknown mass m3 as shown. The pulley is massless and frictionless. There is friction between block 1 and 2 and between the

Physics
There are two conducting concentric hollow spheres of outer radii R2 and R1 ( R2>R1 ). The thickness of the material of both spheres is d . The inner sphere is negatively charged with charge density σ1, . The larger sphere is positively charged with

Math
Events related to the Poisson process can be often described in two equivalent ways: in terms of numbers of arrivals during certain intervals or in terms of arrival times. The first description involves discrete random variables, the second continuous

math
Four key marketing decision variables are price (P), advertising (A), transportation (T), and product quality (Q), Consumer demand (D) is influenced by these variables. The simpiest model for decribing demand in terms of these variables is: D = k  pP + aA

math
Addition and subtraction are examples of what are best called ____ a. variables b. terms c. equations d. operations I believe the answer is is B terms

Statistics
I neep help on two questions! A condition that occurs in multiple regression analysis if the independent variables are themselves correlated is known as: 1. autocorrelation 2. stepwise regression 3. multicorrelation 4. multicollinearity (I think this is

Math
Three variables p,q, and r are such that p varies directly as q and inversly as the square of r.(a)when p =9,q=12 and r=5. (b)express q in terms of p and r. (c)if p is increased by 10% and r decreased by 10%,find; (1)a simplified expression for the change

Math
Please help. 51. Solve: 125=(x3)/0.3^3 a.7 b.14 c.15 d.9 53. 49x2 = 7Ö 7 a.5/4 b.5/4 c.11/4 d.11/4 60. Simplify: 2log^3 6  log^3 4 a.3 b.6 c.4 d.2 61. Solve the equation: logb (x^2 + 7) = 2/3logb 64 a.9 b.3 c. √23 d. ±3 62. Solve: (The fifth root

Probability
Let N,X1,Y1,X2,Y2,… be independent random variables. The random variable N takes positive integer values and has mean a and variance r. The random variables Xi are independent and identically distributed with mean b and variance s, and the random

trig
if sin23=p,write down the following in terms of P *cos113 *cos23 *sin46 so i draw the diagram an solve for x in terms of P an got 1p so i don't know how to apply cos113and sin46 in terms of 23 or P but *cos 23 i wrote it as> 1p/1 wch is 1p

probability
Let 𝑋 and 𝑌 be independent continuous random variables that are uniformly distributed on (0,1) . Let 𝐻=(𝑋+2)𝑌 . Find the probability 𝐏(ln𝐻≥𝑧) where 𝑧 is a given number that satisfies 𝑒^𝑧

math/algebra
solve each of the following systems by substitution. 16) 5x 2y = 5 y  5x = 3 20) 8x 4y = 16 y = 2x  4 28) 4x 12y = 5 x + 3y = 1 Step one: Solve on of the equations for one of the variables. y=2x4 Step two:Substitute the expression for the variable

math
{y2}/(a^25a+6)=(a+1)/(a3)(a+2)/(a2) How can I solve for y in terms of the other variables??? I tried many times, but I just get y=6,can't express y in terms of variables. Can anyone please correct me or teach me?THANKS A LOT!

math, algebra
Problem: A formula for a football player's rushing average r with a total of y yards rushed in n carries of the ball is r=y/n. Solve for n. I have no other information this is how its in the book how do i even solve for n if theres no numbers. You don't

math
how to solve for x in terms of the other variables in this equation?Can anyone please teach?I got no idea...Thanks a lot! 3cx+8d^2=2d(2x+3c)

math
1.binomial 2.degree of monomial 3.monomial 4.perfectsquare trinomial 5.standard form of polynomial A.a polynomial with two terms B.a polynomial in which the terms decrease in degree from left to right and there are no like terms C.a polynomial whith two

Physics
Consider a capacitor made of two square plates of side l. The distance between the two plates is d . (a) We insert a dielectric of dielectric constant K>1 and width l a distance x (as in the diagram). What is the total capacitance of this arrangement?

to annonymus can you help me with math
How do i solve inequalitites with three variables. I still can't figure it outplease help. x+y=1 yz=3 2x+3y+z=1 the answers are 3,2,1 how do get there by solving linear equations with three variables. 5x2yz=2 y+2z=11 x+y+z=3

Algebra III / Core II
It has been since the beginning of last year since I last did this math and the teacher I currently have is a sub and doesn't know what the heck she's doing either  so if anyone can help me, that'd be oh so amazing! a. Solve d=rt in terms of d and t. b.

Algebra
Why are variables useful in algebra? I feel the use of variables make it difficult for many people to understand because it is subconcious that math is numbers, not letters.... Thank you! By using a variable, one may make use of a formula which is good for

i need help asap! please. :)
ok, can somebody explain how to do this? simplify by adding like terms. write the answer with all variables in the numerator. x^2y 4x^2p^3 2xp 5y        p^3 y^1 y^1p^2 p^3x^2 PLEASE HELP ME!!!! i'm homeschooled so i cant

lisa
This is a question given to me to answer:How is dividing a polynomial by a binomial similar to or different from the long division you learned in elementary school? Can understanding how to do one kind of division help you with understanding the other

probability
This figure below describes the joint PDF of the random variables X and Y. These random variables take values over the unit disk. Over the upper half of the disk (i.e., when y>0), the value of the joint PDF is 3a, and over the lower half of the disk (i.e.,

Applied Social Research Method
I need some help. For a class I need to do the following: Frame a proper research question and complete the following research processes: tell me your variables, define or conceptualize all you terms and variables, tell me what level of measurement you

Math
Given P(A) = m is the probability of event A occurring in any given trial: 1. State the range of possible values of m 2. Suppose two trials are performed independently. Find, in terms of m, the probability of A occurring: a) Exactly once b) At least once I

Physics
Consider a capacitor made of two square plates of side 'l' . The distance between the two plates is 'd'. a) We insert a dielectric of dielectric constant K>1 and width l, a distance x (as in the diagram). What is the total capacitance of this arrangement?

Physics
There are two conducting concentric hollow spheres of outer radii R2 and R1 ( R2>R1 ). The thickness of the material of both spheres is d . The inner sphere is negatively charged with charge density σ1, . The larger sphere is positively charged with

Math
I am really have a tough time trying to solve this problem. I think my first three steps are correct but I am not sure. Could someone please help me? I got lost somewhere on one of these steps. I thonk it was step 3, 4, 5. Thank you. The two numbers chosen

Physics
An electron of mass me and charge q=e is injected horizontally midway between two very large oppositely charged plates. The upper plate has a uniform positive charge per unit area +σ and the lower plate has a uniform negative charge per unit area σ .

math
express this in binomial: 2 4ez (4ez) the 2 is the square.. can anyone teach me how to do this??? I'm a little unsure what your question is asking for here. Ordinarily, a binomial is an expression with two variables and some positive power, e.g. (x+y)^2

Science
I have vocabulary words for science that I have to define and I cant find the defintions for Manipulated variables, responding variables, controlling variables. Can someone help me?

Math
Use the quadratic formula to solve the equation for x in terms of y and y in terms of x. (Enter your answers as a commaseparated list. If there is no solution, enter NO SOLUTION.) 2x^2 + 7xy + 1 − y^2 = 0 (a) x in terms of y x = (b) y in terms of x y =

Algebra
I was given this problem to solve and no matter what order I multiply the variables I don't get the right answer. 27xy, when x=12.7 and y=100.4 the answer is 34,427.16 I cannot figure out the way to achieve this answer. I find problems with variable fairly

probability
Let N,X1,Y1,X2,Y2,… be independent random variables. The random variable N takes positive integer values and has mean a and variance r. The random variables Xi are independent and identically distributed with mean b and variance s, and the random

College Algebra
Translate the problem into a pair of linear equations in two variables. Solve the equations using either elimination or substitution. State your answer for both variables. The perimeter of a rectangle is 72m. If the width were doubled and the length were

Algebra 1
I'm so confused on how to solve this problem~ ab(x+c)=d I'm supposed to solve for x and all of the variables are positive _ I'm lost

science
Writing variables and hypothesses What about them? i don't even understand them and i have to make up 4 variables and hypothesses about independent and dependent variables i don't even understand them and i have to make up 4 variables and hypothesses about

math
Can someone correct this for me please or help me out.... Why are variables useful in algebra? My answer: Variables are useful in algebra because they detemine an answer that anyone is trying to get to. Variables can represent a single number or a whole

math
which is the solution for x in terms of the variables in the equation x/y z = rw a) x=y (z+rw) b) x= z/y (rw) c) x= rw+yz d) x= y+1/2(rwz)

Algebra
Need help trying to solve this question. Using the variables x and y determine the two equations you would need to solve for the maximum area to enclose a patio given 28 feet of fencing.

math(Quantitative) ...Pls help me
Linear regression analysis is based on identifying independent variables and gathering historical data for these variables.Name 2 independent variables to forecast these dependent variables: (a)Demand for hospital Services. (b)Students entering Legon

algebra
how would i work out the following problems solve each formula in terms of the given variable 1. 5d2g=9 ;g The formula A=2h(l+w) gives the lateral area a of a rectangular solids with length l, width,w and height h. 2. solve this formula for h 3. solve

Linear Algebra
Express the solutions of the following systems in terms of the free variables: x1 + 3*(x2)  2*(x3) + 2*(x5) = 0 2*(x1) + 6*(x2)  5*(x3)  2*(x4) + 4*(x5)  3*(x6) = 1 5*(x3) + 10*(x4) + 15*(x6) = 5 2*(x1) + 6*(x2) + 8*(x4) + 4*(x5) + 18*(x6) = 6

Psychology
A scientist studied whether climate affected growth in rats. All rats were the same age and from the same parent rats. For the study, they were raised in three distinct climates: tropical, arctic, and multiseasonal. In this study, the climates are

math
1.make up 10 different algebraic expressions 5 of them will have a single variable & 5 will have multiple variables 2.identify the  variables  coefficients  constants 3.pick values for your variables and tell my what your expressions is worth

math
1.make up 10 different algebraic expressions 5 of them will have a single variable & 5 will have multiple variables 2.identify the  variables  coefficients  constants 3.pick values for your variables and tell my what your expressions is worth

Intermediate Algebra
Combine like terms: 3x^2+2x4x^29+6x2x^2+8 Solve for x: 8x11= 11x+18 Solve for x: 2(x5)+7=z85x Solve for x: (x2)/5  3/2= (x+1)/10 Translate to an algebra statement; do not solve: Seven times the difference of six and a twice a number yields the

physics
a person is pulling a 100 lb box across a smooth horizontal surface. what is the acceleration of the box if they are pulling upward at an angle of 20° with a force of 75 lbs Well, I know that there is no friction involved because it is a smooth surface

TO DRWLS/MATH HELP PLEASE
How do i solve inequalitites with three variables. I still can't figure it outplease help. x+y=1 yz=3 2x+3y+z=1 THE ANSWERS ARE X=3,Y=2,Z=1 i KNOW THE ANSWERS I JUST DON'T KNOW HOW THE BOOK GOT THE ANSWERS . i 'VE TRIED MANY DIFFERENT WAYS AND I STILL

math
when you are multiplying an equation how do you find like terms The ones that look alike. The numbers are like terms such as 4 or 8 or 10. The variables are like terms such as 4x or 9x or 3x but both of these like terms are different still from say 4x^2 or

physics help
in a local diner a customer slides an empty coffee cup down the counter for a refill. the cup slides off the counter and strikes the floor at a distance d from the base of the counter. if the height of the counter is h. a) find an expression for the time t

Math
How do you solve an eguation with 2 variables? You have to have two independent equations to solve for each of the variables.

algebra
How do you factor out the greatest common factor? 1. 96x^9y^8+60x^2y^684x^4y^4 2. 13m^222r^3 3. 24m^8+48m^536m^2 1. In the coefficients look for the largest number which evenly divides into all the coefficients of the given terms 2. Variables must have

Alg 2
Today we learned how to solve systems of equations with 3 variables, however my teacher didn't go over how to do a problem where not every single equation in the system has the 3 variables. Can someone point me to a place that explains this? the kind of

Precalc
I have a couple questions, I need to know how to solve these type of problems. X^2 4< X + 16 5/n+2  5/n = 2/3n 2X^3x^26X + 1/ X^2 + 5x  8 1) rearragne the terms to get x^2x20

Physics
A pointlike negatively charged particle of mass m and charge q is initially released from rest from the point P along the positive zaxis where the magnitude of the electric field is largest. (a) What is the distance from the point P to the origin?

physics
Driving along a crowded freeway, you notice that it takes a time t to go from one mile marker to the next. When you increase your speed by 4.0 mi/h, the time to go one mile decreases by 11 s. What was your original speed? I used the equation V=d/t; I

Physics
A stuntmotorcyclist wants to jump over a row of cars that is 94 meters long. In order to clear the cars, how fast must he be going when he hits a ramp that is inclined 30 degrees? Work so far: Delta x= 94m Ax= 0 m/s2 Ay=9.8 m/s2 Trying to find: V initial

inequity question
Can someone show me how to solve the inequality below? 5(x + 4) > 3(x  4) To solve, treat it as you would an equation. First, multiply each side out, then get the numerical terms on one side and the x terms on the other. I hope this helps. Thanks for

Algebra
In Algebra terms, what does "restrict the variables" mean?

algebra
solve the formula for the given letter. Assume all variables represent nonnegative numbers. E=jc^2 solve for c

math
solve in three variables.. I'm very confused if what equation is the first to solve. 13y=10 x+y+z=39 16x+13z

College Algebra
Do variables with exponents in algebraic terms need to be alphabetical?

Math
Hi, can someone pls give me an idea how to do this? Thanks! Use substitution to solve the following system. L+r+s=20 R=l+3 L+5r+10s=129 I have to solve for all the variables, and am really confused. Any help is greatly appreciated.

Algebra 2
Solve for B: P.S. How do you solve for variables? Show your work. 3V=4(pi)a^2(b) I would truly appreciate it, if you helped! ^^

Algebra
After applying the distributive property on both sides of the equation, what is the next step? Solve 2(7  3x) = 4(3x + 3) A) Multiplication property of equality B) Variables on both sides C) Division property of equality D) Combine like terms on the

Algebra II
Right now we're doing systems of Linear Equations in Three Variables. It says to solve the following system: x  y + 3z = 4 x + 2y  z = 3 4x + 3y + 2z = 5 Whatever I try with this problem (and the others like it) it comes out wrong. I've had about one

Physics
A flat thin nonconducting ring has an inner radius R1 and an outer radius R2 . The disk is uniformly charged with charge per unit area σ(>0) . (a) What is the electric field at the center, P, of the ring? Express your answer in terms of the following

Math
Determine whether the expression is a polynomial state how many terms and variables it contains then the degree 4x^3y^3

Physivs
A flat thin nonconducting ring has an inner radius and an outer radius . The disk is uniformly charged with charge per unit area . (a) What is the electric field at the center, , of the ring? Express your answer in terms of the following variables, if

algrebra
Iḿ doing a sensitivity analysis in the contants of the constraints 3+4y=40+h 2x+1y=20 2x+3y=60 I need to solve for x ....I know what to do later...I have to solve for y and then I have to solve for h in terms of X and Y.. so I just need you to help me

math,help!!!!
How do i do thois problem?Please help. Problem #1 solve the system by subtraction. 5x3y=13 4x3y=11 Subtract the lower equation's left and right terms from the upper equation's corresponding terms. The first step will get you this: x = 2 Now that you know

math written assignment help
A’s DJ service charges a $200 setup fee and $75 an hour after that. B’s DJ service charges no setup fee but costs $125 an hour. (4 points) Set up equations for both of the services using x and y. Determine the variables and provide an explanation for

algebra
Can someone plz check my answers. Thank you!Which of the following 1.expressions has more than two terms? A.3x+2yz B.a−b+13c******* C.(14m)(13n) D.17fgh 2. List a similarity between the expressions q−6rst+3 and 6qr−7st. A.Both expressions have a

physics (elastic collision)
A ball of mass .44 kg and speed of 4.5 m/s collides headon with a .22 kg ball at rest. Assuming perfect elasticity, what is the speed and direction of each ball afterwards? I know that the momentum is conserved here and since I am solving fo two

Math/Calculus
Solve the differential equation y'=3t^2+4. Solve the initial value problem y(0)=3. Separation of variables! My work: dy/dt= 3t^2+4 dy= 3t^2+4 dt Then you integrate both sides. ∫ dy= ∫ 3t^2+4dt Question: is there a 1 in dy? ( ∫ 1dy)? If so:

Math  Algebra
Simplify and solve for x=2 and y=5. Please remember to group like terms. 1. 3x  2y + 4x 3y 2. y + x  y  x 1. 3x2  2x5 + 4x2  3x5 6  10 + 8  15 2. 5+252 75+2 yah i think that's how to solve it, basically sub in the x and ys and solve

Algebra
How do I solve this? ((1/t)  1)/ (t 1) NO CLUE :) :) :) :) :) :) :) :) :) :)!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1 How do I solve this? ((1/t)  1)/ (t 1) 1/t  1 = 1/t  t/t = (1/t)(1  t) = (1/t)(t  1) The two t  1 terms cancel each

Algerbra
solve for x ac+x=xy have all terms with x on one side ac=xyx take x as common factor ac=x(y1) now solve for x 25a^2  9b^4 can u please help me solve and check these equations

science
At 472 deg C the reaction reaches equilibrium with the following composition: [H2]=7.38atm, [N2]=2.46atm, [NH3]=0.166atm. Into the equilibrium mixture 1.5 atm of N2 is introduced: a. Calculating Kp and Q, determine in which direction the reaction will

math
Which of the following is not a polynomial ? [A] x0 [B] x+y2 +3z 1+5a [C] 7 [D] 2a+ðx177p – 4p +a2 [E] None of these i think it is C am i right? first of a polynomial is An algebraic expression consisting of one or more summed terms, each term

science
_____ are factors that are not tested and remain constant. A. Dependent variables B. Controlled variables C. Independent variables D. Constant variables

math
How would I use separation of variables to solve the initial value problem? dy/dx = (y +5)(x+2) I multiply both sides by dx so: dy= (y+5)(x+2)dx Then I get variables on the same sides:: dy/(y+5)= (x+2)dx Then I have to take integrals of both sides but this

math last time then i'm giving up
im sorry but this problem is part of a major grade i have in my preap algerbrea 2 class.... ummm... okay lxl 0 2. Now solve lax+bl >or equal to c for x in terms of a, b, and c where a>0 and c>0 this help?