how much will the total cost increase for each additional bottle of water purchased? compare this value to the constant of proportionality

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits

Can someone me with the property questions for 12 13 and 14 plz

How is the equation of this circle written in standard form? x2 + y2 - 6x + 14y = 142 a) (x - 3)2 + (y + 7)2 = 200 b) (x+ 3)2 + (y - 7)2 = 200 (x - 6)2 + (y + 14)2 = 142 d) (x+6)2 + (y- 14)2 = 142