exam Maths Puzzle Numerical Ability

I am having a hard time on this multiple choice problem can someone please help me?
Solve. 5(x - 2)^2 = 3

a +-59/25

b 1/5,19/5

c 10+-square root 15 over 5

d 10+- square root 3 over 5

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exam Other Question

Solve: [n/(n-4)]+n=(12-4n)/(n-4).

Thank you
graph
3x - 4y < 12