Find the value of k, if x = 2, y =1 is a solution of the equation 2x + 3y = k. Find two more solutions of the resultant equation.

If x = 3, y = 2 is a solution of the equation 5x - 7y = k, find the value of k and write the resultant equation.

If x = 1, y = 1 is a solution of the equation 3x + ay = 6, find the value of ‘a’.

If x = 2 – α and y = 2 + α is a solution of the equation 3x – 2y + 6 = 0 find the value of ‘α ’. Find three more solutions of the resultant equation.

If x = 2k + 1 and y = k is a solutions of the equation 5x + 3y - 7 = 0, find the value of k.

Find the value of k for which the given value is a solution of the given equation 7x^2+kx-3=0 at x=2/3

Find the value of k for which the given value is a solution of the given equation x^2+3ax+k=0 at x=-a

Find the number of solution of the system of equation x+2y=6 and |x-3|=y

Consider the equation 2/x+5/y=1/3w h e r ex ,y in Ndot Find the number of solutions of the equation.

Find the number of solutions of equation (2x-3)2^x=1

Draw the graph of the equation 2x + 3y = 11. Find the value of y when x = 1 from the graph.