# Questions on Algebra: Systems of equations that are not linear answered by real tutors!

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 Algebra: Systems of equations that are not linear Solvers Lessons Answers archive Quiz In Depth

 Question 22919: I did this text question but I want to make sure iots correct can you help here is my work X/X squared+7x+12+ 2/x+3+ 4/x+4 I factored the X squared+7x+12 and gotx+4)(x+3) LCD = (x+4) (X+3) X+2(x+4)=4(x+3) x+2x+8=4x+12 3x+8=4x+12 3x=4x+4 -1x=4 x=-4 Click here to see answer by rapaljer(4667)

 Question 22026: Sole the following system of equation: y=x^2 y=x+6 Click here to see answer by rapaljer(4667)

 Question 21945: I am in elementary algebra in college. The title of the section I am in is "solving rational equations". The problem I am having trouble with is 5-3a over a^2+4a+3 minus 2a+2 over a+3 equals 3-a over a+1. I factored the a^2+4a+3 to (a+3)(a+1). Then multiplied 2a+2 by (a+1) and 3-a by (a+3). Now I am stuck, could you please show me how to do this problem! :( Thank You Click here to see answer by rapaljer(4667)

 Question 23264: there are 850 douglas fur and ponderosa pine trees in a section of the forest bought by hoodoo logging company. The company paid an average of \$300.00 for each douglas fur and \$225.00 for each ponderosa pine. If the company paid \$217,500.00 for the trees , how many of each kind did the company buy? Click here to see answer by stanbon(57347)

 Question 23489: how do u solve a system of equations? Click here to see answer by longjonsilver(2297)

 Question 23916: 4/8 < 2/8t - 6/8 < 1/8 can you solve this and see if the answer is 1 < t <3 1/2??? please and thank you Click here to see answer by AnlytcPhil(1277)

 Question 24015: Solve the equation using the substitution method 6x+2y=16 -2x+y=-2 Click here to see answer by yhtong(11)

 Question 24158: susan sells barong tagalog sets in the filipiniana section of a boutique.she is paid a basic weekly salary of 1500 plus 35 for every barong sets she sell.write a formula for finding the weekly salary. Click here to see answer by queenofit(120)

 Question 24319: 7x-3y=64 6x=3y=66 after i cancel the threes what do i do to solve for x? Click here to see answer by elima(1433)

 Question 24328: Sarah is four more than four times as old as Denise. In 8 years the sum of their ages will be 85. How old is Sarah now? Click here to see answer by Paul(988)

 Question 24316: 9x+6y=14 3x+2y=11 Solve for x and y I know that you have to use substitution but i keep getting answers like, 9x+66-9x=14 so it is going to turn out with your x's turning into a zero and you come out with 0=52 and that is obviousley not true...PLEASE HELP ASAP I have been working on this for at least an hour i looked for examples similiar to this problem but i could'nt find any Click here to see answer by venugopalramana(3286)

 Question 24984: 2PV+36Dv-2h=3 my teacher said that this is linear but my algebra class thinks its not because it has more than 3 variables . is it a linear equation? Click here to see answer by Earlsdon(6287)

 Question 24840: Sunshine truck rentals rents a truck at a daily rate of \$57.99 plus \$.48 per mile. City Rentals rents the same size truck at \$58.95 plus \$.46 per mile. For at what mileage is the cost the same? Click here to see answer by stanbon(57347)

 Question 21133: At the local video store, Jose rents two movies and three games for a total of \$15.50. At the same time, Meg rents three movies and one game for a total of \$12.05. How much money is needed to rent a combination of one game and one movie? Click here to see answer by stanbon(57347)

 Question 25902: x^4 - 10x^2 + 9 / x^3 + 4x^2 + 3x Click here to see answer by Linz(9)

 Question 26318: You live in Pennsylvania and your grandparents live in Ohio. When you are in Pennsylvania, you drive at an average rate of 55 mph. When you are in Ohio, you drive at a rate of 65 mph. The entire trip of 295 miles takes 5 hours. How long does it take to reach the Pennsylvania-Ohio boarder? How long does it take it to get from the boarder to ypur grandparents' house? Click here to see answer by Paul(988)

 Question 26316: The perimeter of a rectangle is 20 inches. The perimeter of the inscribed triangle is 20 inches. Find the dimensions of the rectangle. Click here to see answer by venugopalramana(3286)

 Question 27241: A rectangular garden is three times as long as its wide. If the length is decreased by 8ft and the width is increased by 5ft, the perimeter will be 66ft. Find the deminsons of the orginal garden? Click here to see answer by Paul(988)

 Question 27272: Determine whether the given ordered pair is a solution of the system of equations. 1.(3,2);2x+3y=12 x-4y= -5 2.(1,5);5x-2y=-5 3x-7y=-32 3.(3,2);3t-2s=0 t+2s=15 Click here to see answer by sdmmadam@yahoo.com(530)

 Question 27366: how do you figure this problem out m^2+3m+2=0 Click here to see answer by Alwayscheerful(414)