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August 27, 2014

Search: algrebra

Number of results: 89

algrebra
can someone show the steps 6*1/2-4[2-3(4*1/2-3)]=-17 in two step equation in algrebra
October 9, 2010 by jethro

algrebra
3y-7+y=25+5y=20-3y
September 2, 2009 by barbara

algrebra
6-9(g+3)+6g
September 14, 2009 by jess

algrebra
P=S1 + S2 +S3 for S2
January 28, 2010 by bethany

Algrebra
3u-ux/x=6y/x
January 6, 2011 by Maria

Algrebra
How do I simplify this: -3(4y)
October 1, 2007 by Mackenzie

algrebra
how to solve -6x-4y+3x-y
August 16, 2010 by Rebecca

algrebra
how do i solve 3x+9-8x+6=62/3
August 23, 2011 by rere

algrebra
(6x^2-xy+y^2)+(-x^2-9xy+6y^2)
January 11, 2012 by Anonymous

Pre-Algrebra
a/4-3/4=1/4
January 23, 2012 by Samantha

Pre-Algrebra
4/7x-3=13
January 23, 2012 by Samantha

Pre-Algrebra
-x/6-8=10
January 23, 2012 by Samantha

Pre-Algrebra
1/5(x+10)-2
January 23, 2012 by Samantha

math-Algrebra 2
How do I factor b^3(a^3b^3 - 1)?
August 12, 2008 by bob patel

Algrebra
Please faCtor. Thank you for your help. a^2 + 4a + 21
December 30, 2008 by Luke

Algrebra
How do i factor this? t2-16t+64
January 22, 2009 by Thomas

algrebra
8x+11x=114
September 3, 2009 by barbara

algrebra
(2,4) and (6,6) what is the equation of the line y=
December 20, 2009 by algebra

algrebra
9 a . 12x -4x =104 9b 8a+3a+4a=12 9c. 7m -3m-6 = 30 9d. 2\3y + 5\3y-8=6
January 4, 2011 by kattie

Algrebra
How do you write the rule for: y=3x+4 for x=8
February 21, 2011 by Amanda

Pre-Algrebra
How do you solve 5+2c/4=14
January 20, 2012 by Samantha

Algrebra
substitution method 3x + y=12 8x-2y =4
October 29, 2012 by Dee

Algrebra
7x+10=59 10-7x+10=59-10 3x+10=49 ??? -3+x=5 3+(-3)+x=5+3 x=8 Is this right Ms.Sue?
May 30, 2013 by cheyenne

algrebra
10-3y-7y<30 the solution set is {y/y>= } i dunno how to do this?
December 6, 2009 by help

algrebra
16(5/8x+1/16)x=16(7/16+x) I have no idea how to multiple 5/8 by 16
February 8, 2012 by melissa

algrebra 2
how to find the xintercept and y intercept 5y=15x-90
September 19, 2010 by karl

Algrebra 1
x2(squared)-12=-x solve by completing the square
March 20, 2011 by Sandra

algrebra 2 / trig
solve the triangle a=1 b=2 C=50 degrees
June 6, 2011 by rosemary flores

pre-algrebra
What is the missing coefficient x 2 4x -2x x 2 ______ x
February 19, 2013 by justin

Algrebra
simplify 12n to first power/36n
March 10, 2011 by michael

college algrebra
Find the coordinates of the point of intersection of the graphs of y = x and y = 6
May 4, 2011 by Ms. Jackson

Algrebra
Please advise if I did this problem correctly Solve the proportion 32/X = 2/3. 32/X = 2/3 32 divided by 2 = 16 11 x 3 = 33 16/33 16 x 2 = 32 33 x 1 = 33
March 31, 2011 by Jeannie

Pre-Algrebra
Solve the equation. 78=-2(m+3)+m -1/3m-7=5 1/4y+9=1/2 x-9=-6x+5 x+9=5(4x-2) Can you please show me how you got your answer.
February 4, 2012 by Samantha

Algrebra
find the value of r so the line that passesthough each pair of points has the given slope(9,r),(6,3),m=-1/3
January 19, 2012 by Linda

algrebra
why did gyo go into a bakery? also what happened when two fruit companies merged?
March 17, 2009 by Anonymous

algrebra
Suppose the speedometer in your car reads 55.0 mph. What is your speed in m/sec? (1km=0.621 mi)?
January 19, 2011 by susan

Algrebra
The points (1,5), (4,5), and (1,0) represent three corners of a rectangle; find the coordinates of the fourth poin
February 27, 2011 by Anonymous

algrebra 2
can someone please help me im stumped on these two. use analytical methods to solve the equation. 1+(1/x)=(42/x) (7/x-4)=1+(9/x+4)
July 8, 2011 by tom

Pre-Algrebra
I have to solve the equation s=g+h and am totally clueless as to how to even start. Please help explain. Thank you.
January 30, 2012 by Samantha

math/algrebra
find the first five terms of the sequence whose nth term is given. (-2)^n + 2^n
October 10, 2012 by Stacie

pre-algrebra
needing to solve word problems with linear equatios, if there something to help work into them?
October 31, 2012 by aaron

pre algrebra
simplify one half plus two thirds divided by three fourths
October 4, 2013 by mary

College Algrebra
How would you use synthetic division to find the quotient and remainder for this problem: (X^3+3ix^2-4ix-2)/(x+i)
October 24, 2011 by Anonymous

algrebra
2 similar triangles were drawn in a design.one was 1/4 the size of the other.if the measures of the first were 5,6 and 12 the measure of a larger triangle were is A)10,14 and 24 B)20,28 and 48 c)10,28 and 48 d)14,28 and 48
November 17, 2009 by yeral

algrebra
Solve by applying the quadratic Formula: all radicals should be simplified as far as possible. Show your work. a^2 -12a + 35 =0
April 25, 2010 by dan

Algrebra
How do you insert grouping symbols to make this equation true? 14 divided by (5+2) +8=10 14/7=2+8=10 Please confirm, I really have an issue with Algebra
March 20, 2011 by Jeannie

algrebra with application
Determine the comparable interest rate for a $80,000 loan when the quoted information is 10.4% + 0.5 pt + $300. (Round your answer to two decimal places.)
November 27, 2011 by Anonymous

Algrebra
How do you represent each answer as an algebraic expression using the variable mentioned? Represent the cost of "t" feet of lumber that sells for "g" cents a foot....
September 28, 2009 by Austin

ALGREBRA
THE FASTEST MOVING INSECT IS THE LARGE TROPICAL COCHROACH. IT SCURRIES AT SPEEDS OF UP TO 2.3 FEET PER SECOND. NOW WRITE AN EQUATION THAT REPRESENTS HOW MANY MILES A ROACH CAN TRAVEL IN 1.5 HOURS
February 3, 2010 by MARY

Algrebra-Systems of Equations
The perimeter of a rectangle is 110cm. The length is 1cm more than twice the width. Write 2 equations that would be used to solve the system.
January 19, 2012 by Resha

Algrebra
I would appreciate your help with this. Thank you Solve each equation and check for extraneous solutions. [SQRT(x - 3)] - 7=0 2[SQRT(w + 4)]=5 [SQRT(x)]=-2
December 31, 2008 by Sal

Algrebra 1
What are the practical uses of scientific notation? Why is scientific notation so important in modern-day society?
June 26, 2012 by Liz

Algrebra
Please confirm if I did the follow problems correctly: A) Find the sum or difference. (5a 3b) + (2a + 6b)= 7a + 9b Answer: = 7a + 9b B) Lets work a few of these (FOIL) 1) (x+2) (x+8) = x 10 Answer: x10 2.) (x+5) (x-7) = x + 11 Answer: x + 11 3.) (2x+4) (2x-3) = 4x + 7 ...
April 3, 2011 by Jeannie

Algrebra-Systems of Equations
Mary is twice as old as her nephew. The sum of their ages is108. Write system of equations that could be used to find there ages.
January 19, 2012 by Resha

Algrebra-Systems of Equations
Kasey is thinking of 2 munbers. The sum of the two numbers is -18. Their difference is 38. Write a system of equations that can be used to find the numbers.
January 19, 2012 by Resha

Algrebra-Systems of Equations
Kasey is thinking of 2 munbers. The sum of the two numbers is -18. Their difference is 38. Write a system of equations that can be used to find the numbers.
January 19, 2012 by Resha

Math, Algrebra II High school
You have 29 coins, the total value of which is $1.77. The number of quarter is eight less than the number of pennies and the rest are nickels. How many of each coin do you have?
December 14, 2012 by Gina

Pre-Algrebra
Alecia deposited $500 in a savings account at 5% compounded semiannually. What is her balance after 5 years? Can you please show me step by step how to do this problem. The choices are $650.00 $640.04 $670.05 $897.93
February 4, 2012 by Samantha

Algrebra-Systems of Equations
One number is 12 less than three times another number. Their sum is 188. Write two equations that would be used to solve the system.
January 19, 2012 by Resha

high school algrebra 1
A youth group is planning a trip to a local amusement park. They are taking a van which holds 10 people. It will cost $25 for parking and tickets to enter the park are $18 per person. create an equation for this situation
June 10, 2014 by Alex

Algrebra I
1. Which line is the flattest (or is less steep)? Why? y = 5x -6 y = 5x + 6 y = x - 3 y = x + 3 I thought it would be the last one since it has the smallest slope Well, yes...but both the third and last equations have a slope of 1, and so have the same "steepness" (these lines...
October 12, 2006 by Margie

algrebra 1
Could you explain in detail how to do the equation (5b4n ) 2 2a6 keep in mind the 4 and 6 are small numbers on the right top corner and the parenthesis are for the numbers on top and bottom. There is a line in between the upper and lower numbers too.
January 6, 2009 by Andree

Algrebra-Systems of Equations
A collection of dimes and quarters is worth $19.85. There are 34 more dime than quarters. Write a system of equations that can be used to find how many of each type of coin there are in the collection.
January 19, 2012 by Resha

algrebra
show that b is inverse of a a=[-1 1 -3] [2 1 -1] [2 -1 4] b= [0 1 2] [-1 1 -2 ] [-1 0 1] i got ab = to [1 0 0 ] [0 1 0] [0 0 1] and for ba i got [1 0 -4] [0 1 8] [0 0 5] so there is not a inverse is this right
April 27, 2008 by sandy

Algrebra
I need to find the approximate surface area of a cone with the R=5 and L=6. I thought I figured it out by 3.14(5)(6) which will give me 94.2 I then would take 94.2 +3.14(5)squared and I came up with 172.7, but my answer should be either 20m squared, 98m squared, 118m squared ...
April 9, 2012 by Samantha

Algrebra II
In this word problem, I have to assume that it can be described by a linear function: A photocopying machine purchased new for $4500 loses $900 in value each year. a) Find the value of the machine after 18 months. b) When will the book value be $1200? Thank you for helping me ...
November 11, 2008 by Maria

algrebra
John wants to rent a car. He knows that a friend used XYZ rental agency in the past. His friend paid $65 to drive 50 miles and $74 to drive 80 miles. What is the linear function the agency uses to find the cost?
February 27, 2012 by tammi

Pre-Algrebra
One gallon of liquid occupies 231 cubic inches. Write a rule that expresses the number of gallons g(c) as a function of the number of cubic inches c. Choices are: g(c)=c/231 g(c)=132/c g(c)=231c g(c)=132c
February 15, 2012 by Samantha

algrebra
If the subway travels and average speed of 45mph and it allows you to get to work at 8:30, when you leave your house at 7:45. One day the subway was having problems and could go 35mph. how early would you have to leave your house to make it to work on time?
January 29, 2009 by Anonymous

Algrebra II-please check my answer
Determine the zeros of the function 7x^2 + 9x = 0 answers were: {-9/7} {-9/7,0} {o,9/7} {9/7} I think the answer is {-9/7,0} but I'm not positive when I worked it-If this is wrong please steer me into the correct calcs because then I don't what I'm doing wrong 2.Solution to ...
January 14, 2011 by Sammy

Algrebra
Please advise on the following: From 1993 to 2003 the cumulative number N of AIDS cases in thousands can be approximated by, where corresponds to the year 1993. N = -2 x2 + 76x + 430, where x = 0 corresponds to. 1) Show how well the equation approximates the data. 2) Rewrite ...
July 25, 2011 by Raj

algrebra
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 20cm,38com, and 62cm.
March 19, 2010 by PENNY

pre-algrebra
melind wants to paint the exterior lateral surface of her house. It is nine feet high and has a perimeter of 140 feet. each gallon of paint covers 300 square feet how many one gallon cans of paint does she need to buy to paint her house
March 7, 2014 by logan

9th grade algrebra
Question 21 (Essay Worth 8 points) [2.08] The formula for degrees Celsius is: C = 9 over 5 (F − 32), where F stands for degrees Fahrenheit. Part 1: Solve the formula for F. Show all steps. Part 2: Determine how many degrees Fahrenheit 2 degrees Celsius is.
November 15, 2010 by Anonymous

algrebra
Christine purchased a prepaid phone card for . Long distance calls cost cents a minute using this card. Christine used her card only once to make a long distance call. If the remaining credit on her card is , how many minutes did her call last?
May 12, 2014 by terri

Algrebra
Write the equation of the line passing through the given point with the given slope. a) point (3,-2) with slope of m=5/3 Answer: y-(-2)=5/3x-3 b) point (3,9) with slope m=(-2/7) Answer: y-9=-2/7x-3 Correct?
March 7, 2010 by Marco

algrebra 1
A secretary at the police department makes $8 less per hour than the dispatcher. The combined hourly wage of the secretary and the dispatcher is $40. Which equation could be used to find the hourly wage of the dispatcher? A) 2x + 8 = 40 B) 2x − 8 = 40 C) 8 − 2x = ...
February 3, 2011 by AP

Algrebra-Systems of Equations
One weekend, a newsstand sold twice as many Sunday papers as Friday papers. The Sunday paper cost $0.90 and the Friday paper costs $0.25. The total receipts were $84.05. How many Friday and how many Sunday papers we sold? Write equation.
January 19, 2012 by Resha

algrebra 1
A 180 ft long board is cut into 3 pieces. The second piece of board is twice as long as the first. The third piece of board is six times as long as the first. What is the length of the first piece of the board A) 20 ft B) 40 ft C) 60 ft D) 120 ft
February 3, 2011 by AP

algrebra 1
The area of a rectangle is 128 in. If the length is twice the width, what is the length of the rectangle? A) 64 in. B) 16 in. C) 8 in. D) 4 in. The length of a swimming pool is 22 ft. The width is 40 ft. If the volume of the pool is 2,500 ft, which equation below could be ...
February 3, 2011 by AP

Algrebra
with a tailwind, a bird flew at a ground speed of 3 mi/h. Flying the same path against the same wind, the bird travels at a ground speed of 1.5 mi/h. What is the bird's air speed? What is the wind speed?
January 21, 2014 by Nathan

College Algrebra Math 133 unti 1 IP 1
Suppose the width of a rectangle is 5 inches shorter than the length and that the perimeter of the rectangle is 80 inches. The formula for the perimeter of a rectangle is P=2L + 2W. Set up an equation for the perimeter involving only the L the length of the rectancle. And ...
May 11, 2013 by Dana

pre-algrebra
A restaurant offers a buffet dinner at group prices. The buffet costs the restaurant $6 per person. How large a group can the restaurant serve without losing money? P. S. I came up with a group of ten person that they could serve. Please let me know if this is wrong. Thank-you...
September 3, 2006 by Bowier4

Algrebra; problem solving question....0__o
If anyone can help me on this, I would REALLY appreciate it!! [i do check up on this often] There is an eerie glow in the clearing as the small, strange airships land. Tiny creatures begin climbing out of the airships. There are 2 kinds of creaties: purple creaties with 2 ...
September 1, 2007 by sarahhhh

pre-algrebra
I just do not understand dimensional analysis. Can anybody explain this question: 32 cm = ?m ---- ---- s min Although your dimension labels to not seem to be lined up correctly, it looks like you are being asked to convert 32 cm/s to ? meters/minute. You can do that by ...
March 20, 2007 by Janet

Algrebra
How do you represent each answer as an algebraic expression using the variable mentioned? A utility company measures gas consumption by the hundred cubic feet, CCF. The company has a three-step rate schedule for gas customers. First, there is a minimum charge of $5.00 per ...
September 28, 2009 by Austin

intermediate algrebra
Mr. Siglar is a famous speaker. He travels and gives an average of 8 speaches each week. Auditoriums are always full they have 2000 in each. he charges $15 each person. His average expenses for each presentation are 14,000. The cost of meals, jet travel, and support personnel ...
January 14, 2012 by Heather

algrebra 2
it is called completing the square here is the equation 4x^2-4x+1=9 if anyone can help me please do okay i really need ot understand this 4x^2-4x+1=9 Move the numbers to the other side. 4x^2 -4x = 9-1 4x^2 -4x = 8 Now factor out 4 to make things easier. x^2 -x =2 but remember ...
November 2, 2006 by lisa

Algrebra II
hi, thanks for reading this I have a question for finding vertical and horizontal asymptotes! as to finding the intercepts, domain, and graphing it all together... like y= 6 over (x+3) I don't quite understand the concepts and things, but if you can give me a hand that'll be ...
July 13, 2007 by Kaz18 Tsuruoka

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