X-7y=9
-x+9y=-23
how do i answer it

Give all possible names for each angle shown.calculation tip: in angle abc, b is the vertex.

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?

Jordan got 27 out of 90 correct on his test . what fraction of the marks did her get correct