book Maths Puzzle Numerical Ability

The sum of two numbers is 38. Four times the smaller number exceeds 3 times the larger number by 12. Find the numbers

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book Other Question

find solution to equation 2^x=50.
i can get 2^x-50 =0
or log2*50=x
grateful for any assistance with this.thanks Pete
I am having trouble with a homework question. Add the fractions,

q 1
--------- and ---------
q^2+5q+6 q^2+3q+2


I think the answer is

q^