Combine any like terms in the expression. If there are no like terms, rewrite the expression. 7j2 + 3j2 + j?

How do you summarize data in a two-way frequency table?

Is trapezoid abdc the result of a dilation of trapezoid mnpq by a scale factor of ? why or why not? yes, because ab and cd are each the lengths mn and qp. yes, because sides ab and cd are parallel to sides mn and qp. no, because ab is the length mn but cd is the length qp. no, because sides ab and cd have different slopes from sides mn and qp.

Can someone me with this problem i don't understand i need