Question 279959
10-(1/2x)>5
10-x/2>5
-x/2>5-10
-x/2>-5
-x>-5*2
-x>-10 dividee by -1  
x<10 ans. [Note the sign change when dividing by a negative value]
Proof;
Let x=9.9
10-(9.9/2)>5
10-4.95>5
5.05>5