solve and show how it explained 5n+10+13n
43,602 results
Math
Note: Enter your answer and show all the steps that you use to solve this problem in the space provide. Using numbers and symbols, solve 7x = 42 Note: Enter your answer and show all the steps that you use to solve this problem in the space provided.

Statistics
Using advertised prices for used Ford Escorts a linear model for the relationship between a car's age and its price is found. The correlation coefficient is  0.933 Determine R2 and interpret this statistic. A) R2 = 93.3% which means that 93.3% of the

MATH
PLEASE SHOW ALL THE STEPS THAT YOU USE TO SOLVE THIS PROBLEM solve the system by elimination 2x+2y+3z=0 2xy+z=3 2x+3y+3z=5

Math
Enter your answer and show all the steps that you use to solve this problem in the space provided. Solve the equation. c 4 − 5 = 4

math
Note: Enter your answer and show all the steps that you use to solve this problem in the space provided. Solve for x. 7x = 42 ??????????

math
question 1. Note: Enter your answer and show all the steps that you use to solve this problem in the space provided. Solve the inequality and describe the solution set. y–6≥12 question 2.Note: Enter your answer and show all the steps that you use to

Algebra
Solve the system of equations using substitution. x + 4y = 5 3x  8y = 45 When I tried to solve it, I got x=17 and y=3. When I plugged these into the first equation, it didn't work out at all. Could someone please show me the steps so I can see where I

math
Enter your answer and show all the steps that you use to solve this problem in the space provided. Solve 2 s 3 − 4 r 2 if r = 1 and s = 5 . plz some one help mrs.sue?

math
Please help i really need an A and i'm horrible at math ): 1. solve the following equation algebraically, show your work 6 = x+2 over 3 2.solve the following equation algebraically, show your work 13 + w over 7 =  18 3. solve the following equation

Algebra II
Solve the system using an augmented matrix. Show all work. x  3y = 17 2x  6y = 26 Please help me! I don’t know how to do this. Can you show how to get it and the solution?

math
Twentyfour less than three times x is equal to the product of five and x.Find x.solve show steps to solve

Math
Note: Enter your answer and show all the steps that you use to solve this problem in the space provided. Write 12 32 in simplest form. You must show your work to receive all possible points.

Language arts
Which quotation from "Bone Detective" best shows that Diane France is very clever? A. “If people want to really learn about the soldiers,” she said, “you have to show the bones.” B. What an impossibly beautiful animal, Diane thought. C. This, she

Statistics
Using advertised prices for used Ford Escorts a linear model for the relationship between a car's age and its price is found. The correlation coefficient is  0.933 Determine R2 and interpret this statistic. A) R2 = 93.3% which means that 93.3% of the

Math
1. Y=4x+24 and y=^x+6 What the x value is a solution to equation 2 . 4x+5y=7 y=3x+9 ^ Solve the system using Substitution show all work 9x+5y=35 2x+5y=0 ^ Solve the system using linear Combination Show all work

math
Note: Enter your answer and show all the steps that you use to solve this problem in the space provided. Solve the proportion. 16 50 = x 156 . 25 pls i need help

science
What happens when a candle is alight is the subject. Explained both changes using the Big Idea of Energy? Can anyone help please or explain? I don't understand the question. Can you repost and clarify please? What happens when a candle is alight (on one

geometry
The origin O and the points P(4,1) , Q(5,5) and R(1,4) form a quadrilateral. a) show that OR is parallel to PQ. b) show that OP is parallel to RQ. c) show that OP = OR. I found the answers to a & b through the use of gradients. However i do not know what

Language Arts
Read the sentence. My science teacher explained how the weather cycle works using an illustration. Which is the best revision of this sentence? A. My science teacher explained how the weather cycle, using an illustration, works. B. Using an illustration,

Math
Note:Enter your answer and show all the steps that you use to solve this problem in the space provided. Solve the proportion. 16/50=x/156.25

EARTH SCIENCE
What are some observations about our solar system that are explained by the nebular hypothesis? Are there any observations that are not easily explained by the nebular hypothesis?

math
Note: Enter your answer and SHOW ALL THE STEPS that you use to solve this problem in the space provided. Solve 2s^3  4r^2 if r = 1 and s = 5

mathematics
can you please solve these questions. Use completing the square to show that the vertex for f(x) = x2 + x – 2 is at (1/2, 2 ¼). Use fractions, not decimals, in your work. 2) Show that the vertex for g(x) = 3x2 + 18x + 15 is (3, 12) by averaging the

Math 7 A
Note: For questions 5 and 6, remember to show all of the steps that you use to solve the problem. Be sure to use the text box where the question mark (?) first appears to show your mathematical work. You can use the comments field to explain your work.

math
can some one show me how to Graph the linear equation.even if it is just explained how to do it y = 4x  5

math
two number cubes are rolled. what is the probability of getting a sum less than 5? 68/100 =0.68=68% ?? can you explained how to solve showing steps.

math
Use a matrix equation to solve the system of equations. 6x + 2y = 11 3x  8y =1 My textbook gave this example, but explained it in a really weird way and I don't understand how to do it. Can someone help?

math
solve for the indicated variable: a. temperature formula solve for F: K=5/9(F32)+273 b. annual interest rate solve for R: A=P+Prt can you please show how to do these? thanxx =)

Ms. Sue Help me please!
Mrs. Miller sells a house for $179,000. If she earns a commission of 6%, how much money does she earn? Write a porportion and show your work. I don't understand how to do it, I have seen the other questions and I don't get how you got 1074000. Can this be

algebra
Show how you would solve by Substitution: 2x + y = 0 x – 3y = 7 Show how you would solve by Elimination: 3x + 4y = 1 5x – 3y = 21

algebramath
When it comes to linear inequalities, these are explained to be similar to a linear equation, but the difference between the two is that the equal signs are replaced with an inequality symbol. It is also explained that when it comes to doing a linear

prealgebra
Would someone please reword this? Note: Remember to show all of the steps that you use to solve the problem. Be sure to use the text box where the question mark (?) first appears to show your mathematical work. You can use the comments field to explain

STATISTICS
A) If a regression experiment has correlation coefficient r= 0.75, what precent of total variation is explained by the regression? B) if 85% of total variation is explained by the regression, and there is an inverse relationship between y and x, then what

Physics
After a completely inelastic collision two objects of the same mass and the same initial speed are found to move away together at 1/2 thier initial speed. Find the angle bewteen the initial velocitie of the objects? Can you please show me the step to solve

Differential Equations
x dy/dx + y = 1/y^2, solve using bernoulli's equation. i got to du/dx + (2u)/x = 2x(u)^(1/2). the u^(1/2) is obviously a problem if im going to solve it using an integrating factor. if that is not what you yourself have gotten to then please show me my

Math
I need to show how to solve this: Question  50.50/ 0.5 The calculator shows the answer 101.00 Can you tell me how to solve it?

stats
Find the explained variation for the paired data. The equation of the regression line for the paired data below is yhat = 3x. Find the explained variation. x= 2 4 5 6 y= 7 11 13 20

maths
Solve the following differential equation: (1 + x)*(dy/dx) = y where y is a funtion of X solve by the following: A)series expansion B) elemantary method please show working

maths
Solve the following differential equation: (1 + x)*(dy/dx) = y where y is a funtion of X solve by the following: A)series expansion B) elemantary method please show working

MATH HELP PLEASE
Bill has 30 coins, some nickels some dimes. They equal $2.10. How many nickels are there? What is the equasion used to solve this problem? When I solve it, I get 4.3 nickels, but how can there be .3? Please help me solve I posted the two equations for this

Algebra
Solve the inequality and express the solution in terms of intervals whenever possible.  x+3  < 0.01 I know the answer is : (3.01,2.99) Please show me how to solve this type of math problem.

Trig
h t t p : / / m a t h c e n t r a l . u r e g i n a . c a / Q Q / d a t a b a s e / Q Q . 0 9 . 9 9 / a n g e l a 2 . 2 . g i f give that picture how do I solve for (h) I know that you you From the diagram tan(3.5) = h/(13 + x) and tan(9) = h/x. Solve the

Algebra
Solve. Please show the algebraic inequality you used and show all of your work. Stephanie has the following scores on her algebra tests: 85, 92, and 71. What score must she earn on her fourth test in order to have an average of 80 or above?

math
solve and show how it explained 5n+10+13n

math ergent please please...
10.a)Solve the inequality x^35x^2+2x+8

Math
75= 5(3m3)3m. Can someone explained this problem to me and how to solve it. I tried doing it and had several answers

Chemistry
What is the pH, pOH, [H+] and [OH] for a solution that contains 5.25 x 10^3 moles of HCl dissolved in 3.25 L of water? I was gone the day my teacher explained this and I'm completely lost on what to do. An outline of steps needed to solve the problem

math
2. Simplify. Please be sure to show all of your work. 3(9) – 5 – 3 3. Simplify. Please show all of your work 9c^3+7c(3c^312+c) 4. Solve 4x 3(5x8) =239(x+2) . Please show all of your work 5. Solve the following equation for z. Please show all

algebra
Help, Can anyone show me how to do the formula to solve these equations? 4x5y=38 7x8y=22 If you can show me the right way to solve, I do not understand how to get the answer.

Algebra
Can someone show me step by step how to do this problem to have an example to go by so I will be able to do my other problems. Thanks Solve by substitution 4x12y=5 x+3y=1 I know that you have solve one of the equations. I have picked the second one so

Math
thanks for the answers, but I need to know how to solve the problems, so I can finish the remainder of my homework. Use a power of ten to change each to a decimal. 2 1/2 4 1/25 I need to learn how to solve these types of problems. I was out of the room

Math Analysis
6. Prove that f(x) = (3/4)x^4 + 2 and g(x) = (4sqrt(108x216))/3 are inverses. I know you solve it with composite functions f(g(x)) and g(f(x)), and I solved f(g(x)), but I can't seem to solve g(f(x)) to equal x, like it should. Can someone show me how to

Math
If d represents the measure of an acute angle,write an inequality to show the range of degrees. AT first I thought it was: d is less than 90 degrees, which is less than 180 degrees, but it was obviously wrong as explained by my teacher, thank you

Algebra
Solve 3x +1 < 5 or 3x +1 > 4 By saying "solve," is it asking for me to show it on a line and in interval notation? Here's another: f(x) < 3 and f(x) > 4, where f(x) = 1/2x  7 I have no idea how to solve this! Please walk me through it! Thank you so much!

algebra
solve for the indicated variable: a. temperature formula solve for F: K=5/9(F32)+273 b. annual interest rate solve for R: A=P+Prt im posting this the second time, but the first reply i got didn't help much :( can you show me how to do at least one of

Physics
Can someone please show me step by step how to normalize e^5x in the interval (0, infinity)? I have read a lot of different books etc but need it explained to me in plain English or showed to me step by step because I am just not getting it. Thank you

Algebra Problem
I've gotten confunsed. Please help. Solve: 2ya = a + 3b ____ ______, for y 3 4 Please show how to solve this. If you mean (2y a)/3 = (a + 3b)/4 then 2y  a = (3/4) (a + 3 b) 2y = (7/4) a + (9/4) b y = (7/8) a + (9/8) b f(x)=x(squared)4x+9 solve for x

MsSue re
im sorry my post appeared twice it didn't show my question when i looked then when i posted it again it was there. Im sorry my computer is a bit slow. thankyou for your help now you have explained the question ive got an idea what i need to do. Thankyou

Science....Need Help!!!
I'm doing a project based on the Greenhouse Effect. Things that I need to include: 1) EXPLAINED the greenhouse effect using the big idea of energy transfer. (I need to explain, I've already described. 2) EXPLAINED the causes and LONGTERM effects

Science....Need Help!!!
I'm doing a project based on the Greenhouse Effect. Things that I need to include: 1) EXPLAINED the greenhouse effect using the big idea of energy transfer. (I need to explain, I've already described. 2) EXPLAINED the causes and LONGTERM effects

PHY
A good scientific theory is one that has survived extensive scrutiny by the scientific community and best explains observable facts. What are some observations about our solar system that are explained by the nebular hypothesis? Are there any observations

Math
Solve for S: r^2s5s=7. Solve for b: L= 4a^2b. I'm confused about how to solve these problems. Could someone show me the steps?

algebra
how would i find an equation of a line that goes through points(1,6) and (3,10)?? thanks A straight line is y=mx+b Substitute the points to make two equations. 6=m(1)+b 10=m(3)+b Two equations; two unknowns, m and b. Solve for m and b, then plug back into

Algebra
91. Find the domain of: y=3x+1 a. all negative numbers b. x>0 c. all real numbers d. x=3 Can someone please show the work and how to solve this problem. There are many of these in my lessons and I don't understand how to solve them. Do you solve for x?

Calc
how do I solve this arcsin(4/5) note that I am not looking for about 53 degrees I believe I'm suppose to solve euler's formula for x i.e. sin (x) = (e^(ix)  e^(ix))/(2i) where x is in radians hence I would do something like this sin (x) = (e^(ix) 

Need all the help i can get
Hi i'm pretty new to this and i don't know what to do?So i put these questions up im not sure if my answers will show up because i used color letters, but i need help checking and explaining steps N 108 is 36% of what number? Write and solve a proportion

prealgebra
can you please help me and help me solve this and show work: Identify the percent of change as an increase or a decrease. Then find the percent of change. #1.) Original:45 New:30 Please help i don't understand how to solve and show work

subsitution method
Can some one show me how to use the Substitution method to solve the system of these equations. x + y = 4 x  y = 2 x + y = 10 y = x + 8 on the first set. Solve for either x or y in either equation, then put that value into the other equation. Example: x

math ergent please...
10.a)Solve the inequality x^35x^2+2x+8

Math
Show that f is a function onetoone, if and only if f(x) = 0 for x=0. I cannot solve this demonstration, I know that if both elements are the same and their functions are the same, then is one to one, but in this case they only show me one element. Please

geometry
show that the points A(4,2) B(1,4) C(3,1) D(2,3) are verticies of a square. please show me how to solve this type of math problem.

Algebra 2
1.What is the vertex from the equation? Y=x^2+12x=4 (Please show your work to show me the steps to get to the right answer.) 2. Use the quadratic formula to solve the equation. x^27x6=0 (Please show your work to show me the steps to get to the right

Math
How do I show that the sum of 2 consecutive integers is always odd? I'm stuck on this question. Can you explain and show how to solve this? Thank you! :)

English
1. This is explained in the "Culture" section. 2. This is explained in the Culture section. Which sentence is correct and why?

English
I have to add prepositional phrases to the following sentences. Please check to see if correct. 1.The carpenter repaired the roof. 2.The coach explained the play. 1.The carpenter repaired the roof in the house. 2.The coach down the street explained the

Discrete Math
I am really stuck on these problems. I've worked a lot of them but I can't get these. Sometimes I think I know the answer but I can't show how I got it. 1.) Solve each matrix equation for X. 2X + 5A = B 2.) Find the following matrices: a. AB b. BA A= 2 4 3

math
I need help with these three problems. They are on a Study Guide and I need some refreshing up of how to do them. 17. Solve the equation using the zero product property... 8n(5n+3) 19. Solve the equation by factoring 5z^22z3=0 20. Solve the equation by

Math
I need help with these three problems. They are on a Study Guide and I need some refreshing up of how to do them. 17. Solve the equation using the zero product property... 8n(5n+3) 19. Solve the equation by factoring 5z^22z3=0 20. Solve the equation by

Math
I need help with these three problems. They are on a Study Guide and I need some refreshing up of how to do them. 17. Solve the equation using the zero product property... 8n(5n+3) 19. Solve the equation by factoring 5z^22z3=0 20. Solve the equation by

criminology
Can someone explain rational choice theory to me. How is criminal behavior explained according to the rational choice theory? It is explained here well: http://en.wikipedia.org/wiki/Rational_choice_theory Look at the (unrealistic) assumptions about the

Algebra
Enter your answer and show all the steps that you use to solve this problem in the space provided. Simplify(2√5+3√7)^2 Show your work. Justify each step.

free will baptiste
i am trying to help my daughter with home work but don't understand question. Show 30, Broken Key is 3. Show several ways. if am able to solve one i can help her to the rest.

math
the average of 4 concecutive even integers is 17. find the integers samantha, jason, marybeth, john, tyrik, aaron, katie, and tiffany  You would probably get better responses if you show what YOU have done so far to try to solve these problems. Our job

English
Can you tell me of my corrections are ok? Thank you a lot in advance! 1.I explained to Fred how to get there so that he wouldn’t get lost. 2.I explained him (or to him) how to get there. 3.Imagine/Supposing you were in a wood during a storm, what would

math
solve for unknown: log9 r=3/2 logG 2=1/3 Can you show me the steps how to solve this problems.Thank yo very much for your time

Algebra
Solve each inequality algebraically:how do I solve this problem? What is the answer? Show the work. x+4/x2 less than equal 1 thanks for your help

Math
One more question. Can you please show the steps of how to solve this. I feel like the way I'm solving this is wrong. Solve for x y and z X+5y+3z=7 2x+y+4z=1 2xy+2z=1

Calculus
If Z = f(u, v), u = 𝑥^2−𝑦,𝑣=𝑥−𝑦^2, find Z𝑥𝑥 in terms of derivatives of f. No clue what to do to solve. I try looking for a video but no luck.Show me in a way so I understand how to solve it on my own.

mathematics
Solve the following differential equation: (1 + x)*(dy/dx) = y where y is a funtion of X solve by the following by: A)series expansion B) elemantary method please show working

Algebra
Solve by using your knowledge of the Distributive Property and combining like terms. 1. 5x(9x10)=34 4x10=34 4x=44 X=11 Did I solve this correctly? If not can someone please show me how to get the correct answer?

math
how would I solve 10=7m? I don't understand how to find the variable and I use flowchart!none of my math books show me how! so how can I solve problems like these?

trigonometry
Solve the following right triangles: a. a=117 ft, b=16.35 ft b. B=8 degrees 29',and a=32.8 ft for a. got 118.14 by Applying the Pythagorean Theorem a^2 + b^2 = c^2. can you show me the steps of how to solve b.

algebra
can someone show me how to solve this the instructions are for me to solve by the quadriatic formula is this really 8 grade math im confused im trying to help my daughter tammi and i have never run across this before X^2 + 9=0

Math
Solve the system by addition 2x4y=7,4x+2y1 can show one show me how to do this.

ALGEBRA
2^3+65X4=12 show how to solve and show operation

math
I am helping my child with this. Can you show me how to Solve word problems by writing an equation with a variable to represent the given information and then solve the equatin.

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! ^^

Math
Solve for x: x^415X^2+14=0 How would I solve this problem? Could someone please show me the steps?

algebra
I NEED HELP SOLVING THIS PROBLEM ,PLEASE EXPLAIN AND SHOW HOW TO SOLVE the answer ."I HAVE 63 LITERS OF HYDROGEN PEROXIDE, HOW MANY TEST TUBES CAN I FILL IF EACH CONTAINED 7/8 OF A LITER?" PLEASE SHOW ME YOUR WORK. AND THANK YOU IN ADVANCED.

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