How far did he walk from his starting point to his ending point

Whit h equation best represents this situation the number 98 increased by an unknown number equal to 120

Alina fully simplifies this polynomial and then writes it in standard form. xy2 – 2x2y + 3y3 – 6x2y + 4xy2 if alina wrote the last term as 3y3, which must be the first term of her polynomial in standard form? xy2 5xy2 –8x2y –2x2y

What is mean median mode and range?