`2x-[3y-{2x-(y-x)}]=?`

Simplify each of the following algebraic expressions by removing grouping symbols. 1. a-[a+{a+b-2a-(a-2b)}-b] 2. 2x-3y-[3x-2y-{x-z-(x-2y)}]

Simplify each of the following algebraic expressions by removing grouping symbols. a-[a+{a+b-2a-(a-2b)}-b] 2x-3y-[3x-2y-{x-z-(x-2y)}]

Find 'd' and write the next four terms of the following A.P.' s : 2x -3y, -2x +3y-6x+9y ,............

If f(2x+3y,2x-7y)=20x, then f(x,y) equals

If f(2x+3y,2x-7y)=20x, then f(x,y) equals:

If f(2x+3y, 2x-7y)=20x, then f(x,y) equals :

If f(2x+3y, 2x-7y)=20x, then f(x,y) equals :

If f(2x+3y, 2x-7y)=20x , then f(x, y) equals

If f(2x+3y, 2x-7y)=20x, then f(x,y) equals :

If f(2x+3y,2x-7y)=20x , then f(x,y) equals