Can someone please help me with math.

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

Δabc is dilated by a scale factor of 3 with the origin as the center of dilation to form δa′b′c′. the slope of is -1.2. the length of is p units, the length of is q units, and the length of is r units. the slope of is . the length of is units.

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?