What made southern brewers lower its prices?

For some time, Southern Brewers was the only coffee supplier in the market, therefore they had a monopoly over prices, is to say the company was controlling coffee prices. When new companies appeared on the market, the Southern Brews had to lower its prices in order to keep the competition and be in the business.

So, the answer is: competition made Southern Brewers lower its prices.

the perimeter of a triangle is 69 cm. side a is 5 cm shorter than side b. side c is twice as long as side a. find the length of each side. i need to know how to do it in 2 equations.  

equations:

a = b-5

c = 2a

a + b + c = 69

the correct answer is option d

the economy will face inflation