There are y children in an orphanage and they shared $x among themselves. if each of them got $7 there were $4 left. if there were $5 more, each would get $8.(a) write the pair of simultaneous linear equation connecting x and y. (b) hence, find(i) x(ii) y

Which expressions are equivalent to -7+3(-4e-3)? choose all answers that apply: choose all answers that apply: a -4(3e+4)? 4(3e+4) b 12e12e c none of the above

Will mark determine whether the conjecture is true or false. give a counterexample for any false conjecture. given: points r, s, and t conjecture: r, s, and t are coplanar. a) false; the points do not have to be in a straight line. b) true c) false; the points to not have to form right angles. d) false; one point may not be between the other two.

At the height of about 212 meters one shell square is the tallest building in new orleans marlin is creating a scale model of this building using the scale 250 meters = 1 meter to the nearest tenth of a meter what will be the height of the scale model