# Math

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I am doing Direct Variation in math. I don't understand how to do it. It would be very helpful if you helped me with these problems:

Is each equation a direct Variation? If it is, find the constant of variation:

y=3/5x

-3x+2y=0

-5x+2y=9

8x+4y=12

• Math -

the first one is K=3/5

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