Four times the supplement of an angle exceeds 9 times the complement of the same angle by 50°. What is the angle?

How does an island of development promote economic development? a. islands of development contribute to mining industries because they continue to form mountains.b. islands of development have been ruled by dictators since the 1950s as part of an economicexperiment.c. islands of development promote international development by creating new islands.d. islands of development stimulate job creation in underdeveloped nations. select the best answer from the choices provided.0 000