D(n) = d( n - 1) + 0.4

Consider the line y = -3/-2 x +6. find the equation of the line that is perpendicular to this line and passes through the point (-9,-3). find the equation of the line that is parallel to this line and passes through the point (-9,-3).

Which system of linear inequalities is represented by the graph?

Fractions can be added and subtracted only if they're fractions. a. like b. proper c. improper d. unlike