Find the value of a in each equation so that their solutions are x=1 and y=1. (i) 5x+3y=a (ii) 3x-ay=6 (i...

Find the value of a from the equation 3x+4y=a. If its one solution is x=2,y=1

Find the value of k, if x=2,y=1 is a solution of the equations 2x+3y=k

Find the value of x and y which satisfy the following equations (x.y in R)(i)(x+2y)+(2x-3y)i+4i=5

Find two solutions for each (i) 4x + 3y = 12 (ii) 2x + 5y = 0 (ii) 3y + 4 = 0

Find the value of k in which the system of equations kx + 2y = 5 and 3x + y = 1 has no solution ?

Find the value of alpha so that the following linear equations have no solution (3 alpha+1)x+3y-2=0,(alpha^(2)+1)x+(alpha-2)y-5=0

Find the values of x and y from each of the following (i) (x+y,x-2y)-(7,1) (ii) (2x,x+3y)=(4,5)

Find the real values of x and y which satisfy the equation (3+i)x+(1-2i)y+7i=0

Find the values of x and y from each of the following matrix equation : (i) [{:(x+y),(x-y):}]=[(3)/(1)](ii) [{:(x+y,7),(0,2x):}]=[{:(-1,7),(0,6):}]