Are the following like terms: $9y$9y and $10y$10y?
Yes
No
Are the following like terms: $2xy$2xy and $4yx$4yx?
Which two of the following are pairs of like terms?
Simplify the expression: $2a+5a$2a+5a
Apply properties of operations as strategies to add, subtract, factor, and expand linear expressions with rational coefficients.