Math

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Solve:

9x^2 over 144 - 4 over 25

I came out with 18/24 - 8/10 but I don't think this is right.

• Math -

How can you come up with a number if you don't know the value of x?

Why do you write fractions with "over" in the first line and " / " in the second line?

4/25 does not equal 8/10

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