Monday

October 24, 2016
Number of results: 110

**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**

solve the equation -4(3-x)=3(4x-6)

*September 12, 2015 by Jackie*

**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**

Given that a(x+7)=24, which expression is equivalent to x? A. 24/a-7 B.24-7/a C. 24/a -7 D. 24-7/a

*January 4, 2016 by Melissa *

**algrebra**

I can't figure this one out. Help!! what is 7-6x=9 thanks!

*October 17, 2016 by Jackie*

**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*

**Pre Algrebra**

Which expression has the same value as m^-4+1/5^-4 a)1/m*1/m*1/m*1/m+5*5*5*5 b)m-4+1/5-4 c)1/m*1/m*1/m*1/m+4*4*4*4*4 d)1/m*1/m*1/m*1/m+1/5*1/5*1/5*1/5

*September 22, 2015 by HELP PLZ*

**Pre- algrebra**

For questions 2 and 3, simplify the polynoimal. 2. 4x^2+4-5x+x-2x^2+8 A. -2x^2+4x+12 B. -2x^2-4x+12*** C. 2x^2+4x+12 D. 2x^2-4x+12 3. 3x^2+5x-7x+3-5x^2+2 A. -2x^+2x+5*** B. -2x^2-2x+5 C. 2x^2-2x+5 D. 2x@+2x+5

*May 20, 2016 by Gazelle *

**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 Help!**

What are the first four terms of the sequence represented by the expression n(n - 2) - 3?

*May 24, 2016 by Destielforever*

**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 **

Combine like term, write answer in descending order. 4x^2 - 6x +9?

*September 3, 2014 by michaelr*

**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/x²) (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**

1: Dory bought 2 computers on sale for $210.99 each. He sold them to his friend for $240.00 each. What was his profit? -$52.99 -$58.02 ***** -$421.98 -$480.00 Please check;)

*October 5, 2016 by Lexi*

**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**

A scientist is working with 1.3m of gold wire. How long is the wire in millimeters? Be sure to include the correct unit in your answer.

*April 23, 2015 by t*

**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) Let’s 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**

In a recent pancake eating contest, Phil ate three less than twice as many pancakes as Sara. Together they combined to eat 15 pancakes. How many pancakes did they each eat?

*September 12, 2015 by elia*

**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**

A rectangular field is 3 yards longer than twice its width. If the perimeter is 156 yards. How wide is the field? 3*2=6 6*2=12 6*2*12=156 ??

*September 27, 2014 by SJ*

**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**

in the early months of one year, one site opened 0.6 million new accounts. at this rate, how many days would it take to open 48 million new accounts. Thanks, Tina

*October 11, 2015 by Tina*

**algrebra**

a purse contain $6.00 in quarters and dimes. there are 17 more quarters than dimes. find the number of quarters and dimes

*October 2, 2014 by Anonymous*

**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**

Find K if the lines 3x-5y=9 and 2x+key=11 are a) parallel and b) perpendicular So for A) I have to find the slope, so would I set the x's equal to each other? And from there, I can find B) because the slope is just the reciprocal. I'm just having trouble finding the slope I ...

*September 3, 2016 by Yaga*

**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*

**COLLEGE ALGREBRA**

A horse breeder wants to construct a corral next to a horse barn that is L=20 feet long, using the barn as part of one side of the corral as shown in the figure above. The breeder has 320 feet of fencing available.

*November 5, 2015 by Anonymous*

**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*

**College Algrebra**

Joel can run around a 1/4 mi track in 66 sec. Jason can run around the track in 60 sec.If the runners start at the same point on the track and run in opposite directions, how long will it take the runners to cover 1/4 mile?

*January 25, 2016 by Robin*

**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*

**Pre-Algrebra**

3. 2x^2+6x-7x+8-3x^2+1 A. 2x^2+x+9 B. -2x^2-x-9 C. -x^2-x+9 D. x^2+9 4. What are the coefficents in the polynomial 4x^2+3x-3 A. 4,-3,-3 B. 4,3 C. 4,3,3 D. -4,-3 6. (7x^2-x-2)-(6x^3+3) A. 6x^3-+7x^2-x-5 B. -6x^3+7x^2-x+1 C. -x^3-x-5 D. x^2-x+1 7. Suppose you earn 6t-2 dollars ...

*May 24, 2016 by Help please!*

**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 in². 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 ft³, 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*

**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*