book Maths Puzzle Numerical Ability

Please help! Thanks a million!!!
Solve the following for X:
1) log_6(2x)=log_6 (2)+log_6 (3x-4)

2) 2ln5=ln(4x-13)

3) log_4(3x+1)=2

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book Other Question

can you give me an example and explination for distributive properties? Let P be the point (p,q) and L the line y=mx+b . It is not necessary, but if you like you may assume that P lies below the line L. All your answers below should be algebraic expres