If a=6 and b=4, evaluate the following expression:20−2a+3b​

Over the course of the eighteenth century which two european powers were locked in almost continual warfare?

Which of these were achievements of the safavid dynasty? check all that apply.

How did the cleveland massacre impact standard oil in 1872? standard oil hired all the laborers who were nearly killed during the cleveland massacre. standard oil became a monopoly in the cleveland oil market after the cleveland massacre. standard oil was bought out by other companies in the city after the cleveland massacre. standard oil closed down to avoid additional violence in the wake of the cleveland massacre.