7. if i' is the midpoint of su, what are st. tv and su?
6.3
3x +27

The axis of symmetry for the graph of the function f(x)=1/4^2+bx +10 is x=6. what is the value of b?

I'm confused on this could anyone me and show me what i need to do to solve it.

50 plz, given the system of equations, match the following items. x + 3 y = 5 x - 3 y = -1 a) x-determinant b) y-determinant c) system determinant match the following to the pictures below.