book Maths Puzzle Numerical Ability

Solve log2(x+2) = log2^3x.

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Carlos scored 15 more points than John in the baseball game. If the product if the two point totals is 154, how many points did each boy score? please help me with this problem i think it's correct but not sure 1/2(550+x)/20=25 2/1x25/1=2/1x1/2(550+x)/20 50=550+x/20 20/1x50/1=550+x/20x20/1 1000=55