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21-02-2019
Mathematics

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what is the value of x in the diagram?

what is the value of x in the diagram class=

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21-02-2019

Set up a ratio:

25 / 15 = x / 9

Now cross multiply:

25 * 9 = 15 * x

Simplify:

225 = 15x

Divide both sides by 15:

x = 225 / 15

x = 15

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