Question

7. What is the solution to the proportion below?

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y = 6/7
y = 18
y = 4.5
y = 24

Answer 1

`(2y-9)/(6) = (y)/(4)`

Cross multiplying, we get:


`4(2y-9) = 6y \\ \\ 8y-36=6y \\ \\ 8y-6y=36 \\ \\ 2y=36 \\ \\ y=18`

Thus the value of y for given proportion is 18.