(4) (a) Find `x` and `y` ,if `[[3,1],[0,-4]][[x],[1]]=[[-2],[y]]`.

Find x and y, if 2[[1, 3],[ 0,x]]+[[y,0], [1, 2]]=[[5, 6],[ 1, 8]]

Find X and Y, if X+Y=[[5, 2],[ 0, 9]] and X-Y=[[3, 6],[ 0,-1]] .

Find X, if Y=[[3, 2],[ 1, 4]] and 2X+Y=[[1 ,0],[-3, 2]]

Find x, y if [(-2,0),(3,1)][(-1),(2x)]+[(-2),(1)]=2[(y),(3)]

Find x and y if [{:(,3,-2),(,-1,4):}] [{:(,2x),(,1):}] +2 [{:(,-4),(,5):}] =4[{:(,2),(,y):}]

Find x and y, if : (i) [{:(,4,3x),(,x,-2):}] [{:(,5),(,1):}]=[{:(,y,8):}] (ii) [{:(,x,0),(,-3,1):}] [{:(,1,1),(,0,y):}]=[{:(,2,2),(,-3,-2):}]

Find X and Y, if(i) X+Y=[[7, 0],[ 2, 5]] and X-Y=[[3, 0],[ 0 ,3]] (ii) 2X+3Y=[[2, 3],[ 4, 0]] and 3X+2Y=[[2,-2],[-1, 5]]

Find x and y, if : [{:(,x,3x),(,y,4y):}] [{:(,2),(,1):}]=[{:(,5),(,12):}]

Find the values of x and y if: (x-1,y+3)=(4,4)

Find x ,\ y ,\ a and b if [(2x-3y ,a-b,3),(1,x+4y,3a+4b)]=[(1,-2, 3),( 1, 6 ,29)]