Add the following terms: `x-2y`, `3x+4y`

Add the following expressions. x - 2y, 3x + 4y

Evaluate each of the following in terms of x and y, if it is given x=log_2^3 and y=log_2^5 . log_2^4.5

Find the equation of the radical axis of the following circles x^(2)+y^(2)-3x-4y+5=0,3(x^(2)+y^(2))-7x+8y-11=0

Find the equation of the radical axis of the following circles. x^2 + y^2 - 3x - 4y + 5 = 0. 3(x^2 + y^2) - 7x + 8y - 11 = 0

Find the equation of the radical axis of the following circles. x2+y2+3x+2y+1=0 & x2+y2+3x+4y+2=0 is

Solve the following systems of equations: x-2y=0, 3x+4y=20.

Find three different solutions of the each of the following equations. (i) 3x + 4y = 7 (ii) y = 6x (iii) 2x - y = 7 (iv) 13x - 12y = 25 (v) 10x + 11y = 21 (vi) x + y = 0

Simplify the following:(x-2y) (y-3x)+(x+y) (x-3y)- (y-3x)(4x-5y).

Simplify the following : (x-y)(2y-x)+(x+y)(x-y)-(y-3x)(2x-3y)

Subtract the first term from second term: 6x^2y , 4x^2y