solve the system-3x+7y=-123x+8y =12

If you prove that ∆wxz is congruent to ∆yzx, which general statement best describes what you have proved?

The seventh-grade students at charleston middle school are choosing one girl and one boy for student council. their choices for girls are michaela (m), candice (c), and raven (r), and for boys, neil (n), barney (b), and ted (t). the sample space for the combined selection is represented in the table. complete the table and the sentence beneath it.

Nani needs to buy 8 cups of fresh pineapple for a fruitcocktail. the table shows the unit prices (per cup) ofpineapple at different stores. if nani only has $4, fromwhich stores could she purchase her pineapple? check all that apply.