3 x − y = 5 − y = − 3 x + 5 / ∗ ( − 1 ) y = 3 x − 5 t h e g r a p h o f a l in e a r e q u a t i o n i s a s t r ai g h t l in e
3x-y=5
-3x -3x
-y = -3x+5
*divide -1
y= 3x-5
The equation 3 x − y = 5 can be rewritten in function form as y = 3 x − 5 . To graph, plot points like (0, -5) and (2, 1), then draw a line through them. This graph represents all the solutions of the initial equation.
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