The coordinates of two vertices of a rectangle are (3,7) and (-4,7). If the rectangle has a perimeter of 30 units, what are the possible coordinates of its other two vertices? Select all that apply.
A (3,-1) and (-4, -1)
B (3,-7) and (4, -7)
C (3,15) and (-4, 15)
D (3,15) and (4.15)

High schoolmathematics 5 points keith is the leading goal scorer for a team in an ice hockey league. last season, he scored 42 goals in 82 games. assuming he scores goals at a constant rate, what is the slope of the line that represents this relationship if the number of games is along the x-axis and the number of goals is along the y-axis?

One positive number is 9 more than twice another. if their product is 95, find the numbers

Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.