The x intercept means that y is equal to 0 so substitute that in for y to find x.
-7x + 0 = -28
x = 4
One point on the graph would be (4, 0)
The y intercept means that x will be equal to 0
0 + 4y = -28
y = -7
One point one the graph is (0, -7)
Simply connect the points together to get the graph.
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