7=10+n/2
a.4
b.7
c.-8
d.9

Ahiker stands at an unknown elevation before he ascends 2 miles up a mountain to an elevation of 9 miles. find the elevation of the hiker before his ascent.

Write an equation of the line that passes through the point (2, 3) and is perpendicular to the line x = -1. a) y = 1 b) y = 3 c) y = 0 eliminate d) y = -3

The graph shows the amount of money noah earned based on the number of lawns he cut. which list shows the dependent quantities in the graph?