Wednesday
April 16, 2014

# Search: Pre-algebra

Number of results: 75,991

7th grade
what is the answer -14.88 - (-20.88?
Thursday, October 22, 2009 at 7:51pm by molly/pre algebra

Math
Pre algebra
Thursday, August 12, 2010 at 10:09pm by Tremicula

SHAY
Pre- algebra
Wednesday, January 17, 2007 at 7:09pm by Anonymous

Maths
What is Pre Algebra?
Friday, July 11, 2008 at 10:52am by Telly

trig
is this algebra or pre-algebra
Thursday, February 2, 2012 at 8:14pm by Brianna

Pre-Algebra
its my pre-algebra homework
Tuesday, January 18, 2011 at 9:23pm by TiffanyJ

math
are you in pre algebra...?
Thursday, May 14, 2009 at 3:50pm by Steve Math

7th grade Pre-Algebra
8(-5)=-40 i hate pre-algebra
Monday, September 14, 2009 at 10:33pm by Mikayla

math
someebodyyyyyyyyyyyyyyy help stuck in pre algebra hw!!!!!!!!!!!!!!!!
Thursday, April 28, 2011 at 5:34pm by Anonymous

math
its called order of operations, pre algebra
Sunday, September 18, 2011 at 8:57pm by dee

John
min/max point minimum or maximum f(x)=2x^2+8x-2 a=2 x=(-b)/(2a)=(-8)/(2)(2)=-4 x=-4 y=2(-4)^2+8(-4)-2 2(16)-32-2 32-32-2 y=-2 (-4,-2) axis of symmetry is x=-4 range[-2,oo] minimum value -2
Thursday, April 3, 2008 at 10:45pm by Algebra

meg
find the real solutions x= y^2 - 9 x-4y-12= 0 I got x= -3 and y= 7 and x= 40 but how do i know what x to use and whats the ordered pair? I'm confused! help please!
Sunday, April 6, 2008 at 1:31pm by algebra

algebra
How would i solve this question? In 06, 74.2 million tax returns were filed electronically. This represents a 108% increase over the year 2005. How many income tax returns were filed electronically in 2005? Do I multiply 74.2 x 1.08?
Friday, August 29, 2008 at 12:31pm by algebra

math.
solve the equation. 2x^2+5=41
Tuesday, October 21, 2008 at 7:12pm by algebra.

Algebra
ello i need help factoring I haven't had factorin sense Algebra one and now am in Algebra two and our school is screwed up were they shove in a year of Euclidean Geometry and Basic Trig inbetween first two years of Algebra... so i need to factor X^2-12X+35 I can sit there for ...
Sunday, December 7, 2008 at 8:34pm by Algebra

Algebra
this is same person from before what am I exactly suppose to do when I'm asked to factor 2X(3X+4)-3(3X+4)
Sunday, December 7, 2008 at 8:43pm by Algebra

Algebra
thanks
Sunday, December 7, 2008 at 8:34pm by Algebra

Algebra
(X-7)(X-5)
Sunday, December 7, 2008 at 8:34pm by Algebra

Ap World History
thanks
Sunday, December 7, 2008 at 8:40pm by Algebra

Math
how do i factor 8X^2+10X-3 I know the answer is (4X-1)(2X+3) I just guessed and checked not sure about thorught process thats suppose to go trough my head here when dealing with a number before X^2 please tell me cuz i can get the answer by guessing but that takes to long
Sunday, December 7, 2008 at 9:07pm by Algebra

Algebra
X^2=14X+5X I got Lost and on this one -2X(X+7) - (X+7) I need to factor these problems
Sunday, December 7, 2008 at 10:01pm by Algebra

Algebra
can show me how to do this with out just squaring 3x^(1/2) - x - 6 = 0 how do i do this and solve for x with out just squareing and using quadratic formula. I was never taught the proof of the quadratic formula and would like to know how to do with without squareing and if ...
Wednesday, May 27, 2009 at 9:35am by Algebra

algebra
Pleas help with this. Explain the steps so I can understand what I am doing. solve 0.3x + 9<_ 0.7x -8 the solution is {x|x ? ? } _ this line is suppose to go under the 9 but I don't know how on computer do you?
Friday, September 11, 2009 at 9:42pm by algebra

algebra
simplify 5[-8-(34-49)]
Friday, September 11, 2009 at 9:44pm by algebra

algebra
evaluate x + y/8 x=65 and y=7
Friday, September 11, 2009 at 9:44pm by algebra

algebra
a=3b for b The solution for a = b=3a did I do this backwards?
Friday, September 11, 2009 at 9:51pm by algebra

algebra
2x + 3y =6 2x + 3y = 4 I get these lines are neither parallel or perpendicular. Am I doing this right?
Friday, September 11, 2009 at 9:46pm by algebra

algebra
solve y-8> -20 I get 28 am I correct?
Friday, September 11, 2009 at 9:47pm by algebra

algebra
solve -0.6x < -12 I come up with {x|>20
Friday, September 11, 2009 at 9:50pm by algebra

algebra
I still don't get it does that mean b=3
Friday, September 11, 2009 at 9:51pm by algebra

algebra
So they would be Parallel correct? Thank you
Friday, September 11, 2009 at 9:46pm by algebra

algebra
That does not come out right.
Friday, September 11, 2009 at 9:44pm by algebra

algebra
I did that wrong c=2d for d the solution is d= c /2 Correct
Friday, September 11, 2009 at 9:51pm by algebra

algebra
if a=3b for b The solution is b =a/3 Do I understand this correctly now?
Friday, September 11, 2009 at 9:51pm by algebra

algebra
Then I get 12
Friday, September 11, 2009 at 9:47pm by algebra

Algebra
could you show me how to solve for x it is killing me y/x^2 = b/(a-x)^2
Sunday, September 13, 2009 at 6:57pm by Algebra

math
please solve this for me.. i feel as if i am doing this wrong.. (1000/s-120)- (1000/s) = 1/2
Monday, September 21, 2009 at 6:21pm by algebra

algrebra
so what is y= then?
Sunday, December 20, 2009 at 2:40pm by algebra

algrebra
(2,4) and (6,6) what is the equation of the line y=
Sunday, December 20, 2009 at 2:40pm by algebra

algrebra
it also says im supposed tp find an equation of the line containing the given pair of points?
Sunday, December 20, 2009 at 2:40pm by algebra

algebra
i have another ? find the slope if it exists of the line containing the pair of points (-5.5,13.6) and (-5.3, 7.8) the slope m=?
Sunday, December 20, 2009 at 4:33pm by algebra

algebra
solve for r: I = prt
Monday, September 27, 2010 at 6:45pm by algebra

spanish
someone translate please Como son la mujer y las dos mudchachas del cuadro? Quien es la mujer, y que relacion hay entre ella y las ninas? Escrbibe una descripcion de las tres personas
Tuesday, September 28, 2010 at 9:36pm by algebra

algebra
Given a right triangle whose side lengths are integral multiples of 7, how many units are in the smallest possible perimeter
Thursday, January 20, 2011 at 5:15pm by algebra

Math: Calculus
njdsdhdj
Wednesday, November 17, 2010 at 10:42pm by algebra

Algebra
Add and simplify: 2/x^2-16 + 3/x^2 -2x-8 Now if the numerator of your answer equals 6, what does x equal? My answer of 5x+16/(x-4)(x+4)(x+2) does not match theirs. The correct answer is -2. I don't know how they got there.
Thursday, May 5, 2011 at 12:48am by Algebra

math
The distance d when a spring is stretched by a hanging object varies directly as the weight w of the object. If the distance is 34 cm when the weight is 3 kg, what is the distance when the weight is 9 kg? 22. Find the variation constant and an equation of variation where y ...
Sunday, May 15, 2011 at 10:36pm by algebra

algebra
a city's main well was recently found to be contaminated with trichloreathylene (a cancer-causing chemical) as a result of an abandoned chemical pump that leached chemicals into the water. a proposal submitted to the city council indicated that the cost, in millions of dollars...
Thursday, May 26, 2011 at 4:55pm by algebra

Algebra
Thanks! got it.
Tuesday, May 31, 2011 at 1:39pm by algebra

Math
1. Many people know that the weight of an object varies on different planets, but did you know that the weight of an object on earth also varies according to the elevation of the object? In particular, the weight of an object follows this equation: , where C is a constant, ...
Friday, October 21, 2011 at 8:40pm by Algebra

algebra
Explain how you can determine from the graph of a system of two linear equations in two variables whether it is an inconsistent system of equations.
Wednesday, March 21, 2012 at 12:26pm by algebra

algebra
When you solve a system of equations by the substitution method, how do you determine whether the system of equations is inconsistent?
Wednesday, March 21, 2012 at 12:27pm by algebra

math
Solve the following system using elimination. If a single solution exists, write the solution as an ordered pair. Your answer will be an ordered pair, no solution, or infinitely many solutions. x-3y=5 2x-6y=10
Wednesday, May 2, 2012 at 2:45pm by ,algebra

math
Solve the following system using elimination. If a single solution exists, write the solution as an ordered pair. Your answer will be an ordered pair, no solution, or infinitely many solutions x-y=4 3x-5=2
Wednesday, May 2, 2012 at 2:45pm by ,algebra

math
Solve the following system using elimination. If a single solution exists, write the solution as an ordered pair. Your answer will be an ordered pair, no solution, or infinitely many solutions x-y=4 3x-5=2
Wednesday, May 2, 2012 at 3:20pm by ,algebra

math
Anita and Maria went to the candy store. Maria bought 5 pieces of fudge and 3 pieces of bubble gum for a total of \$5.70. Anita bought 2 pieces of fudge and 10 pieces of bubble gum for a total of \$3.60. Determine the cost of 1 piece of bubble gum.
Wednesday, May 2, 2012 at 4:24pm by ,algebra

Finance
Find the amount of compound interest earned in an account that opens with \$24,000, earns 7.8% interest compounded daily, and is held for 20 years. Assume 360 days in a year. (Round your answer to the nearest cent.)
Wednesday, August 29, 2012 at 1:03am by Algebra

Algebra
he spreadsheet shows the length of 3 movies in each of 3 categories. Choose the formula that could be used in cell B2. Â A B C D E 1 Type of Movie Movie 1 (min. long) Movie 2 (min. long) Movie 3 (min. long) Mean Length 2 Animated 72 63 84 73 3 Drama 92 104 113 103 4 Action 119...
Monday, October 15, 2012 at 6:51pm by Algebra

algebra
The loan arranger? I'm just guessing I haven't started the worksheet
Thursday, December 2, 2010 at 5:35pm by algebra

math
Sketch the graphs of f(x) = x^2 and g(x) = 2x. Find a number a between 0 and 2 so that when the region between the graphs of f and g for 0 <= x <= a is revolved about the y-axis, the volume of the solid produced is 7pia3/12 . Please show all work
Monday, December 31, 2012 at 3:20pm by algebra

math
Sketch the graphs of f(x) = x^2 and g(x) = 2x. Find a number a between 0 and 2 so that when the region between the graphs of f and g for 0 <= x <= a is revolved about the y-axis, the volume of the solid produced is 7pia3/12 . Please show all work
Monday, December 3, 2012 at 6:17pm by algebra

science
A 1.98 10-9 C charge has coordinates x = 0, y = −2.00; a 2.73 10-9 C charge has coordinates x = 3.00, y = 0; and a -4.95 10-9 C charge has coordinates x = 3.00, y = 4.00, where all distances are in cm. Determine magnitude and direction for the electric field at the ...
Wednesday, January 9, 2013 at 11:19am by algebra

Physics
5 waves pass in 26 seconds, period = 26 sec / 5 waves = 5.2 seconds, f = 0.192 hz
Friday, April 6, 2012 at 2:55pm by algebra

physics
If I1 is the intensity at a distance 150 m from the source and I2 is the intensity at a distance of d m from the source , I1 *150^2 = I2 *d^2 d^2 =[ I1 / I2 ]*150^2 [I1 / I2] = 1.9 /0.8= 2.375 d^2 = 2.375*150^2 d =231.17 m.
Saturday, December 3, 2011 at 1:59pm by algebra

UOP
Use the value d= rt to find the variable D= 100 feet t =25 second
Sunday, March 24, 2013 at 4:44pm by Algebra

Kos
simplify. 5 _____ -5 - 3√3
Wednesday, April 17, 2013 at 7:44pm by Algebra

math
kenny can assemble a desk in 40 minutes while his friend paul can assemble the same desk in 20 minutes. kenny worked for 10 minutes and decided to ask paul to work together with him to finish the job earlier, so that they can go to see a football game. how many more minutes ...
Thursday, August 1, 2013 at 12:22pm by Algebra

Computer Science
I don't know.
Monday, September 9, 2013 at 12:39pm by Algebra

cv
possible values of n for 7n−(9n+1)>5
Sunday, November 24, 2013 at 8:23pm by algebra

cv
all the possible values of n that are solutions to 7n−(9n+1)>5.
Sunday, November 24, 2013 at 8:23pm by algebra

math
There are 22 students on the debate team. The number of boys is two more than three times the number of girls. How many boys are on the team?
Tuesday, March 18, 2014 at 8:55am by algebra

math
The wheelers' bill at a restaurant is \$63.00.How much money should Mr.Wheeler leave as a tip 15%?
Sunday, April 6, 2014 at 11:35pm by algebra

SHAY
THE MATH QUESTION IS IT ALGEBRA , PRE ALGEBRA' OR GEOMETRY? Quadriatic functions. so algebra i think.
Wednesday, January 17, 2007 at 7:09pm by ROSA

Pre Calc
I have no idea how to do this problem I thought you would have to do something with the diagonals but not sure... The parallel sides of a trapezoid are 4 and 10 centimeters long and the oblique sides are 8 and 12 centimeters long. Fi9nd the angles and the area of the trapezoid
Monday, October 5, 2009 at 1:43pm by Pre Calc

Pre Calc
use properties of the trigonometric function to find the exact value of each expression. Do no use a calculator. sec ( - pi/18) * cos (37 pi)/18 I do not see how to do this problem. Every time I do it out I get a reference angle of twenty degrees which isn't on the unit circle...
Friday, November 13, 2009 at 2:40pm by Pre Calc

Pre Calc
how did you go from the first line to the next in these lines sec(2PI +Pi/18)cos(37PI/18) sec(37pi/18)cos(37PI/18) 1/cos * cos= 1
Friday, November 13, 2009 at 2:40pm by Pre Calc

Pre Calc
I don't see how to do this without a calculator sin ( - pi/12) csc ( (25 pi)/12)
Friday, November 13, 2009 at 5:52pm by Pre Calc

Pre Calc
I'm obviously suppose to get - sin 2 pi ok - sin ( (24 pi)/12) I don't see how to get that though
Friday, November 13, 2009 at 5:52pm by Pre Calc

Pre Calc
h t t p : / / w w w . j i s k h a . c o m / d i s p l a y . c g i ? i d = 1 2 5 8 1 5 2 7 6 5
Friday, November 13, 2009 at 6:52pm by Pre Calc

Pre Calculus
Pre Calculus why is sin(-20)/cos 380 equal to tan (-200)
Sunday, November 15, 2009 at 10:07pm by Pre Calculus

precalc
f(x)=4x^2-8x+9 find the vertex the maximum the minimum the range and the intervals where it increases and decreases
Thursday, May 26, 2011 at 8:40am by pre calc

kahyla
use the properties of logarithms to write the expression as a sum or difference of logarithms or multiples of logarithms. show your work Ln 8x 2. log2y^5
Sunday, June 12, 2011 at 9:50pm by pre calc

Math
how many terms of the arithmetic sequence -5,-1,3,â€¦ must be added to reach the sum of 400
Monday, October 7, 2013 at 8:48pm by Pre-Cal

pre-algebra
i don't get them
Thursday, November 14, 2013 at 11:07am by pre-algbra

pre-algebra
um as in for what is pre-algebra??
Monday, August 25, 2008 at 9:03pm by damainmind

Pre-Algebra
the world wobbl e contests? i dunoo pre-algebra sucks
Tuesday, September 15, 2009 at 11:25pm by marina

math
did you hear about..... p.188 PRE-ALGEBRA WITH PIZZAZZ
Monday, October 4, 2010 at 9:28pm by blargwork

Trigonometry
Trig? this is pre-algebra What is 7x-52?
Saturday, January 19, 2013 at 6:53pm by bobpursley

math
how to do pre algebra pizzazz page e 28
Monday, April 15, 2013 at 4:18pm by drew

Math
oh no Vitaliy, this person is in 7th grade pre-agebra or 8th grade pre-algebra.
Thursday, February 5, 2009 at 6:58pm by haha

algebra 2
thats part of algebra 2 thats easy were doing that now in pre algebra
Wednesday, April 29, 2009 at 1:14pm by Tanisha

what does pre-algebra mean??
pre algebra is like a bunch of math that comes before algebra in middle school.
Monday, August 25, 2008 at 9:11pm by Grace

what does pre-algebra mean??
Pre-Algebra is basically preparing you for Algebra. Pre-Algebra teaches you Order of Operations, Properties of Numbers, Rational and Irrational Numbers, Exponents, PEMDAS, ect.
Monday, August 25, 2008 at 9:11pm by Delilah

prefix and suffix
pre
Sunday, March 2, 2008 at 4:42pm by Anonymous

pre-algebra
Which is heavier, The Thrust SCC that is 54 ft long and weighs 7 tons or the Spirit of America that is 47 ft long and weighs 4 tons?? The numbers need to be put into an inequality equation! Unless you have not adequately stated your question, no equation is needed. The answer ...
Wednesday, July 6, 2005 at 11:47am by Jaime

Pre-Algebra
Find two consecutive odd integers such that 5 times the first integer is 12 more than 3 times the second. let X = 1st odd number. and Y = 2nd odd number = X + 2 since it is consecutive. Now set up two equations (the first is Y = X + 2). The second is 5X = 3Y + 12. Substitute ...
Sunday, July 16, 2006 at 12:15am by Tammy Evert

Pre-Algebra
If the perimeter of a rectangle is 38 ft and the width is 9 ft, find its length. [Hint: The perimeter of a rectangle is given by P = 2L + 2W.] I don't know why this is a problem for you. P = 38 and W = 9. Solve for L. You have only one unknown in the equation. If you don't ...
Sunday, July 16, 2006 at 12:17am by Tammy Evert

Pre-algebra
Solve. 29x â€“ 2(9x â€“ 0.455) = 10x + 0.525 Give us you thinking on this so we can help you solve the equation. What is it you don't understand about solving this eqution? 29x â€“2(9x â€“ 0.455) = 10x + 0.525 29x â€“ 18x â€“ 0.91 = 10x + 0.525 11x â€“ 0.91 = 10x + 0.525 -10x -10x X -0.91...
Sunday, July 16, 2006 at 12:19am by Tammy Evert

Pre-Algebra
Write a rule for this pattern.Fing the next three numbers in the pattern. 1,4,10,22,46,94 the answer that i came up with was that the pattern start with one add 3 and it goes by 3's or 6's. Please and Thank- you Can you see that each term after 1 is the previous term + 1, then...
Sunday, September 3, 2006 at 5:38pm by Bowier4

Pre- Algebra
A resturant offers a buffet dinner at group prices.It costs \$10 for one person,\$20 for two,\$29 for three, \$37 for four,\$44 for five and so on. A)how much does a buffet dinner for 8 cost?how much does a group of eight save if it's members eat together rather than alone. B)the ...
Sunday, September 3, 2006 at 6:32pm by Bowier4

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