Nine Exercises matchingLines to their Equations

The equation of a straight line L may be written in the form:
"y = mx + b", where m is the slope of L, and b is its y-intercept.

Nine lines are shown at the top of this page. For each equation below, click the button matching the line which is the graph of that equation.

Graph
[A]
Graph
[B]
Graph
[C]
Graph
[D]
Graph
[E]
Graph
[F]
Graph
[G]
Graph
[H]
Graph
[I]

 [1] Click on the button below naming the line which is the graph of:   2x - y = 4. Look at the lines ?
 [2] Click on the button below naming the line which is the graph of:   y - 2x - 4 = 0. Look at the lines ?
 [3] Click on the button below naming the line which is the graph of:   4 - y = 0. Look at the lines ?
 [4] Click on the button below naming the line which is the graph of:   y + 2x + 4 = 0. Look at the lines ?
 [5] Click on the button below naming the line which is the graph of:   2y - x - 8 = 0. Look at the lines ?
 [6] Click on the button below naming the line which is the graph of:   y + 2x = 4. Look at the lines ?
 [7] Click on the button below naming the line which is the graph of:   2y - x + 8 = 0. Look at the lines ?
 [8] Click on the button below naming the line which is the graph of:   x + 2y + 8 = 0. Look at the lines ?
 [9] Click on the button below naming the line which is the graph of:   2y + x = 8. Look at the lines ?