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Is #y=7-3x# a direct variation equation and if so, what is the constant of variation?

Answer 1

Eli Assouline

#y=7-3x" is not a direct variation equation"#

#"a direct variation equation is represented by"#

#•color(white)(x)y=kxlarrcolor(blue)"k is constant of variation"#

#y=7-3x" is not in this form hence not direct variation"#

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Answer 2

Jace Anderson

Yes, (y = 7 - 3x) is a direct variation equation. The constant of variation in this equation is (-3).

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

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