What is equivilent to 0.5y + 10.5 + 6.5y - 0.5 - 0.5y

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

What is the graph of the absolute value equation ? y=|x|-5

Which term applies to agb and dge? a. obtuse b. supplementary c. complementary d. vertical