Question 194291
Er...not quite!
Simplify:
{{{(1/6d^5)+(1/7d^9)}}} The LCD is {{{6*7*d^9 = 42d^9}}} so multiply the first fraction by {{{7d^4/(7d^4)}}} and the second fraction by {{{6/6}}}
{{{(7d^4/(6d^5)(7d^4))+(6/(6)(7d^9))}}}
{{{((7d^4)/(42d^9))+(6/(42d^9)) = highlight((6+7d^4)/(42d^9))}}}