What statement is true about f(x)=-2/3|x+4|-6?

Aline has a slope of and a y-intercept of –2. what is the x-intercept of the line?

If a and −a are numbers on the number line, which expression must give the distance between them? a) 0 b) a c) |2a| d) |a|

Either enter an exact answer in terms of \piπ or use 3.143.14 for \piπ and enter your answer as a decimal.