given the equation y = 3x, complete the table of values.
x = -2
y = 3x
y = 3(-2)
y = -6
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x = -1
y = 3x
y = 3(-1)
y = -3
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x = 0
y = 3x
y = 3(0)
y = 0
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x = 1
y = 3x
y = 3(1)
y = 3
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x = 2
y = 3x
y = 3(2)
y = 6
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