Question 1007599
17)  {{{log(3, x) = 4	}}}
logb(x)=y is equivalent to b^y=x	
{{{3^4= x}}}
{{{81=x}}}=>CORRECT

18) {{{log(5, (x + 2)) = 3}}}
{{{5^3= (x-2)}}}=> incorrect, should be {{{x+2}}} 

{{{125= x+2}}}
{{{x= 125-2}}}
{{{x=123}}}=>CORRECT
			
19) {{{log(2 ,(3x - 4)) = 5}}}
{{{2^5= 3x-4}}}
{{{32= 3x-4}}}
{{{32+4= 3x}}}
{{{36= 3x}}}
{{{x= 12}}}=>CORRECT

20) {{{log(x, 1000) = 3}}}
{{{x^3=1000}}}
{{{x= 10}}}=>CORRECT