What do you know about the solution(s) to the system of linear equations?

What does the sign of the slope tell you about a line?

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 tile along the edge of a triangular community pool needs to be replaced? ?