NEED FHIS IN 3 MINUTES WILL GIVE BRAINLIEST: find the vertex for each function , then graph it

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?

What’s 8y+48 and factor each expression completely