Is this a reflection over the x-axis, y-axis, or neither? ​

45 was divided by a power of ten to get 4.5. what power of ten was it divided by? people 4.5

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

Sole the equation 6n + 9 = -3n - 21 - 6 for n