Number of results: 761
What is the equation for finding the midpoint? The midpoint of a line whose end points are (x1, y1) and (x2, y2) is ( (x1 + x2)/2, (y1 + y2)/2 ) hOw dO yOu find the x and y intercept if the equation is nOt in slOpe intercept fOrm? 4+-5=7+8=2 When I doing my homework i don't ...
Tuesday, July 19, 2005 at 2:56pm by Heather
1/3x + 5/6 = 2/9x - 1/3 How do I solve this to get the answer? For basic algebra you need to understand that we can add (or subtract) the same quantity from both sides without affecting the = sign. We can also multiply and divide (except by 0) both sides without affecting the...
Thursday, September 14, 2006 at 8:00pm by Courtney
who invented algerbra and why is it important I searched on the internet and found notations as far back as 1850 BC (that's a long time ago) by a plethora of nations (Egypt, India, and others). Your next question is easier to answer. MOST of the work required of students is ...
Tuesday, September 19, 2006 at 5:49pm by helen
t=2 160t-32t squared If t=2, then the answer you seek is 160*2 - 32*(2)^2 If t = 2 then: 160 (2) - 32 (2)^2 320 - 128 = 192 192 is your answer, forgive me if I misunderstood the question as there is little detail in it. thanks for the help everyone 2a 2 to the second power(6a-4)
Thursday, September 21, 2006 at 8:20pm by mike
solve for x ac+x=xy have all terms with x on one side ac=xy-x take x as common factor ac=x(y-1) now solve for x 25a^2 - 9b^4 can u please help me solve and check these equations
Tuesday, September 26, 2006 at 8:50pm by Mark
what is the answer to 5x-16=14-5x Just giving you the answer is not what this forum is about. We'd be defeating the purpose of you assignment by doing that. Try to work the variables to one side, say the lefthand side, and the numbers to the other side. Add 5x to both sides, ...
Wednesday, September 27, 2006 at 9:19pm by olivia
Identify the rate in the statement "260 is 52% of 500 The rate is 52 percent.
Monday, October 2, 2006 at 4:38am by Melva
3-3r=4 Do you wish to solve for r? Put r on one side and everything else on the other. First substract 3 from both sides. 3-3-3r = 4 - 3 combine. -3r = 1 Multiply by -1 3r = -1 Divide both sides by 3 3r/3 = -1/3 r = -1/3
Monday, October 2, 2006 at 5:59pm by thaddeus
mrs. johnson is 3 times as old as her son. ten years agoe she was 5 times as old as her son was then. what is the two equations for this problem? let x = son's age and y = Mrs. Johnson's age. ============================ y=3x is one equation. 10 years ago Mrs. Johnson' age was...
Monday, December 4, 2006 at 1:31pm by shay
regular dinner = 2 tacos & 3 enchailada for 2.39 special dinner = 3 tacos & 4 enchiladas for 4.23 what is the average price for a taco & enchilada? Let t be tacos and e be enchiladas. A regular dinner would be represented as: 2t + 3e = 2.39 and a special dinner would be ...
Wednesday, January 10, 2007 at 8:02pm by Lea
how do I solve 4/3x3.14x3.7cubed= You need to use parentheses and explain what the . stands for. And is x what you are solving for or is that a times sign?
Sunday, January 21, 2007 at 10:49pm by paul
ELEMENTARY AND INTERMEDIATE ALGERBRA
x=0 and y=4 in the second problem X+y=13 22x + 36y=356 -3x + 2y =8 3x + 2y=8 y=4 hold, on i'm trying to find x x=2 & y=1 on the last one :)
Monday, February 19, 2007 at 9:09pm by Lia
How can you place grouping symbols in this expression to get 28? 5-3*2+8*5 = 28
Friday, March 16, 2007 at 11:22pm by Russell
how do you solve 7(3x+4)=8(2x+5)+13 expand the parenthesis...I will do the left side.. 21x + 29= Now, subtract sixteen x from both sides, and subtract 28 from both sides. I will be happy to check your work. 7(3x+4)=8(2x+5)+13 21x + 29 is 7 times 4 28? 21x+ 28= 16x+40+13 21x+28...
Monday, March 26, 2007 at 12:48pm by Tony
how do I find a value of x that will make each proportion true?? 12 = x ___ ___ 16 20 and 8 = 14 __ ___ 12 x See previous post. i still dont get it sorry Cross multiply to find x. Here's the first one; perhaps you can try the second one on your own. 12/16 = x/20 Take 12 * 20, ...
Monday, April 9, 2007 at 7:40pm by Joe
The Quotient of 6 times a number and 16 ? "Quotient" is what we call the result of a division, the result of multiplication is called a product. You used the word "times" which shows multiplication. BTW, I refuse to tell you what 6 times 16 is.
Wednesday, April 25, 2007 at 5:35pm by brian
5 to the 2nd power-2(5)(4)+-4to the secondpower = I got 25-40+16=59 is that the right way to do this problem yes. yes it is
Wednesday, May 2, 2007 at 3:39pm by patti
6x ^2 y^3+9x^2 y^3 __________________ 3x^2 y^2 how do I start to solve this you need to distrubet how do I do that is this right 6x^2 9x^2+y^3xy^3 ? The terms on top are "like" terms so you can add them then simplify Can you see how the answer would be 5y ?
Wednesday, May 2, 2007 at 5:25pm by patti
9th grade (Algerbra)
Why did Grok jump up and down the first time he saw a variable in algerbra class?
Monday, May 17, 2010 at 10:20pm by Austin
Math Pre Algerbra
Need help with Algerbra question two-thirds of a number e 2/3 * e i think this is the awnser please explain how to do if not
Thursday, August 25, 2011 at 8:37pm by Ann