Question

Ever since Renita move to her new home she’s been keeping track of the height of the tree outside her window the variable H models the height of the tree in centimeters T year since Rita moving H equals 210+ 33T how tall is the tree when Rita moved in

Answer 1

well, we know H = 210 + 33T, T is years since she moved in, well let's go right when she moved in, that must be not year 1 but year 0, so T=0, and thus H = 210 + 33(0), H = 210.