two lines have the same non-zero slope and the same y intercept have the property that the sum of their slopes is 0. what is the sum of the x-coordinates of their x-intercepts?

Describe the domain and range of y=2(3)^x-2+5

The price of a dozen eggs was $1.63. suppose the price increases m dollars per dozen and then the price decreases $0.12 per dozen. which expression represents the current price of eggs after the two price changes?

What are the excluded values? m+5/mn+3m