![x+y)3 + ( y + z)3 + ( z+x)3 - 3(x+y)(y+z)(z+x) = 2 ( x3 + y3 + z3 - 3xyz) - CBSE Class 9 Maths - Learn CBSE Forum x+y)3 + ( y + z)3 + ( z+x)3 - 3(x+y)(y+z)(z+x) = 2 ( x3 + y3 + z3 - 3xyz) - CBSE Class 9 Maths - Learn CBSE Forum](https://ask.learncbse.in/uploads/db3785/original/3X/9/2/92de191c3d8df278b9ed220641d503aba418e7cf.png)
x+y)3 + ( y + z)3 + ( z+x)3 - 3(x+y)(y+z)(z+x) = 2 ( x3 + y3 + z3 - 3xyz) - CBSE Class 9 Maths - Learn CBSE Forum
![How do you solve the following system using substitution?: 1/x + 1/y = 3/4, 3/x - 1/y = 1/4 | Socratic How do you solve the following system using substitution?: 1/x + 1/y = 3/4, 3/x - 1/y = 1/4 | Socratic](https://useruploads.socratic.org/HaPTlYA0T0WGkM2N5EuM_mat2.jpg.jpeg)
How do you solve the following system using substitution?: 1/x + 1/y = 3/4, 3/x - 1/y = 1/4 | Socratic
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CLASS 9)Polynomial -2 , Coordinate Geometry, Linear Equation In Two Variables, Euclid's Geometry, Lines And Angles - Notes
![Show that the lines 2x + y - 3 = 0 , 3x + 2y - 2 = 0 and 2x - 3y - 23 = 0 are concurrent and find the point of concurrency. Show that the lines 2x + y - 3 = 0 , 3x + 2y - 2 = 0 and 2x - 3y - 23 = 0 are concurrent and find the point of concurrency.](https://haygot.s3.amazonaws.com/questions/1329500_1082135_ans_550c95f02ec74e118e0c0e1cc2033bfc.jpg)