Solve the equation 2y-1 = y+1 and represent it graphically on the coordinate plane.

A line passes through the point (-4,6) and is parallel to x-axis. Find its equation.

Solve the equation 3x-2=2x+3 and represent the solution on the number line.

If the point (a,2) lies on the graph of the linear equation 2x-3y+8=0, find the value of a.

Find the value of k for which the point (1,-2) lies on the graph of the linear equation x-2y+k=0.