Which line are perpendicular to y=1/5x-4 and goes through the point (2,-3)

Assume cd | ab are parallel. find m2. a) x= 50° (b) x = 70° c) x = 30° d) x = 60

Identify the number 127 as a rational or irrational. explain

$5400 is? invested, part of it at 11? % and part of it at 8? %. for a certain? year, the total yield is ? $522.00. how much was invested at each? rate?