What business practice contributed most to Andrew Carnegie’s ability to form a monopoly? using profits to support charities in order to greatly improving his reputation
increasing his profits every year
focusing on a single aspect of steel production
combining his companies into one company, and controlling all aspects of steel production

1.3x - 2 - (3.3x + 5) = 2x + 1

1.3x - 2 - 3.3x - 5 = 2x + 1

-2x - 7 = 2x + 1

-7 = 4x + 1

-8 = 4x

x = -2

the option which was not a function of missionaries in the northwest was the first one - they established posts for trading furs and other goods.

missionaries were sent around the world to spread religion and their knowledge and others - they were not merchants who sold furs and other goods.

trade in silk, spices, and precious metals.

answer first choice