Solve for z, express answer in standard form:
3iz + (2-4i) = (1+2i)z - 3i

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m

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.

Line u passes through points (-52, -18) and (-29, 53). line v passes through points (90, 33) and (19, 56). are line u and line v parallel or perpendicular?