2.Find the value of `y+4/5(y+10)`

If x=2 and y=5 find the values of : (3x)/(2y)

If x=2 and y=5 find the values of : 3x-4y

If a ,\ b ,\ c are in A.P., find the value of |(2y+4, 5y+7, 8y+a),(3y+5, 6y+8, 9y+b),(4y+6, 7y+9 ,10y+c)| .

If 10y=7x-4 and 12x+18y=1 . Find the value of 4x+6y and 8y-x .

If x = 2 and y = 1, Find the value of (-4x^(2)y^(3)) xx (-5x^(2)y^(5)) .

ypropx^(2) .It is known that y=10 for a particular value of x. Find the value of y when the value of x is halved.

If [2x+1 5x0y^2+1]=[x+3 10 0 26] , find the value of (x+y) .

When x=4 and y=2 find the value of : x-:y

When x=4 and y=2 find the value of : x+y

When x=4 and y=2 find the value of : x-y