To solve the proportion -4/y = 4/9, we can cross multiply.
Cross multiplying, we get:
-4 * 9 = 4 * y
Simplifying, we have:
-36 = 4y
Dividing both sides of the equation by 4:
-36/4 = y
Simplifying further, we find:
-9 = y
Therefore, the solution to the proportion is y = -9.
slove the proportion
-4/y= 4/9
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