Add
3x+2y-5zand2x-5y+4z
To add two or more algebraic expressions, group the like terms of the expressions and add each group of like terms separately.
+ 3x+2y-5z2x-5y+4z_____________5x-3y-z______________(adding x,yandz terms separately)
Hence, on adding the given expressions, the value is 5x-3y-z.