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 Sujet: system of equations
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31 articles trouvés pour ce sujet.

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 A system of equations. 2020-04-27 solomon pose la question :xy + x =28 x + y +4Penny Nom lui répond. Two equations 2016-09-17 Nilesh pose la question :How to solve (x-y)^1/2 + 3(x-y) = 30 ; xy + 3(x-y) = 11?Penny Nom lui répond. A system of linear equations 2016-01-24 kareem pose la question :my name is kareem and i am a student i have a math puzzle and i tried to solved it but it always have same mistake x-y=9 x+z=12 z-n=14 y+n=2Penny Nom lui répond. Two transport companies 2016-01-06 Brynleigh pose la question :The Sugar Sweet Company will choose from two companies to transport its sugar to market. The first company charges \$5096 to rent trucks plus an additional fee of \$200.75 for each ton of sugar. The second company charges \$5500 to rent trucks plus an additional fee of \$175.50 for each ton of sugar. For what amount of sugar do the two companies charge the same? What is the cost when the two companies charge the same?Penny Nom lui répond. 1999 equations in 1999 unknowns 2014-11-28 Subrahmanya pose la question :Solve the following system of 1999 equations in 1999 unknowns : x1+x2+x3=0, x2+x3+x4=0……., x1997+x1998+x1999=0, x1998+x1999+x1=0, x1999+x1+x2=0. (in x1,x2,...................,x1999 the numbers 1,2,.............,1999 are subscripts)Penny Nom lui répond. A system of equations 2013-08-13 Nina pose la question :3x-2y=8 -x+3y=5 What is the solution of the system of equationsPenny Nom lui répond. Two quadratic equations 2012-11-22 fahmie pose la question :graph and solve the intersection of the following equations: x^2+y^2=4 x^2+2y=4Penny Nom lui répond. What is the speed of each car? 2010-11-04 Jennifer pose la question :two cars are 420 miles apart and traveling towards each other along the same road. They meet in 3.5 hours. One car is traveling 15mph slower than the other. What is the speed of each car? This must be solved using a system of equation, I have no idea?Stephen La Rocque lui répond. A system of equations 2010-03-30 samantha pose la question :the equations of two lines are 6x-y=4 and y=4x +2.what is the value of x in the solution for this system of equations?Penny Nom lui répond. The sides of a 30-60-90 triangle 2010-03-29 maris pose la question :Find the sides of a 30-60-90 triangle whose perimeter is 6. The solution must use systems of equations using 3 variables.Penny Nom lui répond. How many CDs and videos did the store sell? 2010-03-01 dawn pose la question :A used book store started selling CDs and videos. In the first week,the store sold 40 used CDs and videos,at 4.00 per CD and 6.00 per video.The sales for both CDs and videos totaled 180.00 she wrote a system of equations to represent the situation.Then she graph the system of equations thanks- DawnTyler Wood lui répond. A right triangle 2009-10-12 Josseph pose la question :A right triangle has an area of 84ft sq. and a hypotenuse 25ft long. What are the lengths of the other two sides?Penny Nom lui répond. Simultaneous equations 2009-08-28 onias pose la question :solve 3/a - 2/b = 1/2 , 5/a + 3/b = 29/12Robert Dawson lui répond. A rectangular park 2009-02-06 Debbie pose la question :A park named Writer's Rectangle opened in town. When asked about the dimensions of the rectangle, the city planner, responded with these clues: ---The diagonals of the rectangular park plus its longer sides together measure seven times one of the shorter sides. ---The length of one diagonal is 250 m longer than one of the shorter sides. Use this information to find the area of the park.Stephen La Rocque lui répond. The substitution method 2009-02-06 amber pose la question :Pleasse help me with this problem x+y=-2 y-2x=1Penny Nom lui répond. solving four simultaneous equations 2008-07-18 Muhammad pose la question :-2B-2C+4E=1 A+B+C+D=0 -2B-2C-2D+E=0 B+C+4D-2E=0Janice Cotcher lui répond. Cows and chickens 2008-06-16 damebochie pose la question :I got this problem and want to write a system of equation for it: Farmer Joe has cows and chickens on his farm. One day he count 76 legs and 24 heads. How many cows and how many chickens are on the farm? write a system of equations and solve. I don't have any problem to solve it, but I just can;t see how I am going to write this system of equation. Thank you so much for helping?Harley Weston lui répond. System of equations 2007-12-06 Jenn pose la question :change the equation,x-y=4 to form y=mx+b the solution to the system of equations y=2x and y=-x+3 isStephen La Rocque lui répond. Chicken and goat feet 2007-12-05 Kim pose la question :Old McDonald raises goats and chickens. The animals have a total of 100 heads adn 360 feet. How many goats and how many chickens does Mr. McDonald have?Stephen La Rocque and Penny Nom lui répond. Four triangles in a square 2007-10-15 Kristina pose la question :A square with side lengths of 6 cm is divided into 3 right triangles and a larger isosceles triangle. If the three right triangles have equal area, find the exact area of the isosceles triangle.Stephen La Rocque lui répond. Substitution method 2007-10-11 Kevin pose la question :3xx+2y=-36-y=11Stephen La Rocque lui répond. Solving four simultaneous equations (system of four linear equations) 2007-10-07 Johan pose la question :I need some help in solving this question x + 2y - 3z + 4w = 12 2x + 2y - 2z + 3w = 10 0 + y + z + 0 = -1 x - y + z - 2w = -4Stephen La Rocque lui répond. Two equations in two unknowns 2007-09-14 CAMEILA pose la question :NEED T0 SOLVE THIS EQUATION Y = -2X + 6 Y + 6 = 2xStephen La Rocque lui répond. What happens when you have zero's on both sides? 2007-06-05 Lily pose la question :On the substitution method what happens when you have zero's on both sides of the equation? Is that considered no solution or infinitely many?Stephen La Rocque and Penny Nom lui répond. System of equations 2007-05-24 Chris pose la question :Find all real solutions (x,y,z,w) of the system of equations: 2y= x + x/17, 2z= y + y/17, 2w = z + z/17, 2x= w + w/17Penny Nom lui répond. A system of equations 2006-11-13 Katrina pose la question :solve the system of equations using either the substitution or the elimination method. 2x-3y= -12 and -4x+6y=15Penny Nom lui répond. Simultaneous Equations 2005-12-21 Matt pose la question :I have these two equations, 336 = 60a + 10b and 432 = 84a + 6b Am I right in saying both a and b are 4.8?Penny Nom lui répond. y = x+2 and y = 2x - 1 2005-05-03 Kimberley pose la question :Question: y=x+2 y=2x-1Penny Nom lui répond. The substitution method 2004-11-28 A student pose la question :I Was working and i ran into this problem can you help me solve it using the substitution method? -3x-2y=-10 x+5y=-27Penny Nom lui répond. Solve for a and t 2004-10-23 Justin pose la question :How do I solve for "a" and "t" in the equations: 1000t= -4000 + 2000t + (1/2)at^2 1000=2000 + atPenny Nom lui répond. Graph question 1998-05-12 Rose Seminary pose la question :Why is the point of intersection of two lines the solution to the corresponding system of equations?Penny Nom lui répond.

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