Are the following like terms?

$4p$4p and $6p$6p

No

Yes

$6n^2$6n2 and $4n$4n

Are the following like terms? $4xy$4xy and $10yx$10yx

Are the following like terms: $6x^3y$6x3y and $2y^3x$2y3x?

Add and subtract polynomials involving the same variable up to degree three using a variety of tools