book Maths Puzzle Numerical Ability

I need help on this problem:

Three times the greatest of three consucutive intergers exceeds twice the least by 38. Find the intergers.

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book Other Question

solve the following equation by finding its zeros.

x^3+9x^2+26x+24=0
I have a math exam tomorrow and i can not figure out this problem!! can you help? (it is not from a text book. . . she made our review up)
Log(6)5= Log(6)(2x+1)- log(6)(3x+4)
* the parenthesis are the bases!