Solve the equation. then check your solution. startfraction 5 over 9 endfraction d = startfraction 9 over 10 endfraction 
a. startfraction 31 over 90 endfraction 
c. one-half 
b. 1 and startfraction 31 over 90 endfraction 
d. startfraction 50 over 81 endfraction