Find the value of x from the following expression: `(7 1/2-5 3/4)/(3 1/2+x)-:(1/2+1 1/4)/(1 1/5+3 1/2)=0. 6`

Find the value of x in the following: 1 2/3-:2/7xx x/7=1 1/4xx2/3-:1/6

Simplify the following expressions: 2 - 1/(3+1/(4-1/(5+1/(6-1/(7)))))

Find the value of (x+y) from the following equation: 2{:[(1,3),(0,x)] + [(y,0),(1,2)] = [(5,6),(1,8)] .

(7(1)/(2)-5(3)/(4) )/(3(1)/(2)+ ? )-:((1)/(2)+1(1)/(4))/(1(1)/(5)+3(1)/(2))=0.6

Find the value 3/2 " of " (4/3 div 5/7) + 1/2 div [3 4/5 - {2/5 -(1/3 + 1/2 + bar(1/5 - 1/6))}]

Evaluate the following: ([(1,3),( -1,-4))]+[(3 ,-2 ),(-1 ,1)]) [(1 ,3,5),( 2 ,4 ,6)]

Find the rank of each of the following matrices: (i) [{:(3,2,5),(1,1,2),(3,3,6):}] (ii) [{:(4,3,1,-2),(-3,-1,-2,4),(6,7,-1,2):}]