Question 412629
x+1over 2= 21 over 7
.
{{{x + 1/2 = 21/7}}}
{{{x = 21/7 -  1/2}}}
convert fractions to a common denominator of 14:
{{{x = 42/14 -  7/14}}}
{{{x = (42 -  7)/14}}}
{{{x = 35/14}}}