exam Maths Puzzle Numerical Ability

The questions state:

Find all values of y such that the distance between (3,y) and (-2,9) is 12.

I am stumped and need help PLEASE!

thanks!

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exam Other Question

Could you please help me figure this equation out?

{{{{ .32x^3 - 7.9x^2 + 100x - 15 = 33.045 }}}}

I have tried factoring but it seems unsuccessful. Thanks for your help!
what is the interest on $26694 at 5.9% for 5 years