[" (i) "x+y=7],[2x-3y=9]

Solve the simultaneous equations x+ y = 7 , 2x - 3y = 9 by Cramer's method

Use the elimination method to solve the x + y=7 and 2x-3y=9

Solve the silultaneous equations by using Graphical method x+y =7 , 2x - 3y = 9

Add: (i) x y^2+4x^2y-7x^2y-3x y^2+3\ a n d\ x^(2y)+x y^2 (ii) 5x^2+7y-6z^2,\ 4y+3x^2,9x^2+2z^2-9y\ a n d\ 2y-2x^2

Add: (i) x y^2+4x^2y-7x^2y-3x y^2+3\ a n d\ x^2y+x y^2 (ii) 5x^2+7y-6z^2,\ 4y+3x^2,9x^2+2z^2-9y\ a n d\ 2y-2x^2

Find the value of (x+y) ,if 3x+5y=9,5x+3y=7

Solve, using the method of substitution 2x- 3y = 7, 5x + y = 9

Find x and y : [[2x-y],[x+y]]=[[3],[-9]]

If 7x - 15y = 4x + y , find the value of x: y . Hence, use componendo and dividendo to find the values of : (i) (9x + 5y)/(9x - 5y) (iI) (3x^(2) + 2y^(2))/(3x^(2) - 2y^(2))