Who is good at math? Need help.

What is the missing reason in step 5? linear pair postulategivendefinition of complementary anglescongruent complements theorem

Graph y = -|x| + 2. click on the graph until the correct one appears.

As a self-employed seamstress, you know that it takes 7 yards of material to make 3 jackets. you bought 15 yards of material to make 7 jackets. did you buy enough material? if not, how much were you over or under?