# Questions on Algebra: Equations answered by real tutors!

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 Question 522753: Solve the system of equations x + y = 6 x - y = -9 Click here to see answer by Alan3354(34677)

 Question 522773: E-Z Stop Fast Gas sold \$10,957 worth of gasoline yesterday. Regular sold for \$2.30 a gallon, and premium sold for \$2.55 a gallon. If the station sold 420 more gallons of regular than of premium: How many premium gallons / How many Regular Gallons? I don't know quite how to put this equation together. Please someone help and explain it to me. Please Please Please Click here to see answer by umnikmo(75)

 Question 522861: How do you simplify (4x + x^2) / 4x Click here to see answer by jim_thompson5910(29613)

 Question 523114: given that velocity can be described in terms of the acceleration rate and the time period . . . v=at and given that the time period can be described can be described in terms of the distance covered and the acceleration rate . . . t=square root of 2d/a, how would I convert the equation to describe the velocity in terms of distance and acceleration? Click here to see answer by ankor@dixie-net.com(16523)

 Question 523206: each pair of triangles are similar . find the missing side. 63 and 56 and the other triangle is 9 and X Click here to see answer by Alan3354(34677)

 Question 523344: x divided by 7 = 9 Solve for x Click here to see answer by oberobic(2304)

 Question 523817: how do you work this problem x+5is less than or egual to 11 and x-3is greater than or equal to -1 Click here to see answer by edjones(7794)

 Question 524074: When you have a fraction bar on a n equation such as, -4 = -4 + x/1. How would you set that up? Click here to see answer by mananth(13127)

 Question 524043: How many pounds of candy selling for \$1.75 a pound should be added to three pounds of candy selling for \$4.25 a pound to create a blend, which will sell for \$3.25 a pound? Click here to see answer by Edwin McCravy(9717)

 Question 524192: a speed of 60 mi/h corresponds to 88 ft/s. If a light plane's speed is 150 mi/h. What is its speed in feet per second? Click here to see answer by rfer(13569)

 Question 524200: x^2+9=13 i know the answer i just need the last step how do i get it... thank you.. Click here to see answer by rfer(13569)

 Question 524185: How do you find out the values of a, b and c if a+b=12 and a+c=13 and b+c=10? Click here to see answer by bucky(2189)

 Question 524609: Solve formula specified variable p=2L+2w for w Thanks for all the help! Click here to see answer by oberobic(2304)

 Question 524739: Can you help me with this equation please? I have to write this equation is standard form: y-4=5/3(x+3) Click here to see answer by stanbon(60771)

 Question 524746: Can you please help me with this problem? I have to find the equation of the line that passes through the point (2,5) and is perpendicular to the line x-2y=5 The final answer has to be in slope-intercept form. Click here to see answer by mananth(13127)

 Question 524755: Can you please help me with this problem? I have to write the equation of a line in slope-intercept form that has an x-intercept of 1/2 and a y-intercept 2/3 Click here to see answer by oberobic(2304)

 Question 524669: Write the equation of the line in slope-intercept form with a slope of 2 and a y-intercept of -3. Click here to see answer by Alan3354(34677)

 Question 524794: Danielle and Pete are selling pies for a school fundraiser. Customers can buy blueberry pies and lemon meringue pies. Danielle sold 4 blueberry pies and 8 lemon meringue pies for a total of \$152. Pete sold 2 blueberry pies and 8 lemon meringue pies for \$144. Find the cost of one blueberry pie and one lemon meringue pie. Click here to see answer by Maths68(1474)

 Question 525203: write an equation in point slope with the given information: through (4,44) and parallel to y axis Click here to see answer by tarungehlot(8)

 Question 525400: this test is worth 150 points. suppose your score is 126 points. what is your percent on the test? Click here to see answer by oberobic(2304)

 Question 525422: What is the equation in x/y form: 0/0 1/1 2/4 3/9 4/16 Thank you! Click here to see answer by jim_thompson5910(29613)

 Question 525466: The product of 6 and 3 more than k is 48 Click here to see answer by jim_thompson5910(29613)

 Question 525201: write the equation in standard form with intager coefficients. 0.3x-0.4y=7.5 Click here to see answer by jim_thompson5910(29613)