If r(x)=3-1 and s(c)=2x+1, which expression is equivalent to r_s(6) ?

Which point is on the line y=-2+3? (-2,-1) (3,3) (3,-3) (-3,-9)

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

The clayton family’s pool has vertices at the coordinates (0, 2), (0, 5), (2, 5), (2, 6), (5, 6), (5, 1), (2, 1), and (2, 2). if each grid square has an area of 9 square feet, what is the area of the pool?