Question

[(a-1a-8)-5a≥(a-9Xa+9)+1;
24a-5.
9
->2a-1.

Answer 1

(a - a-8)-5a≥(-8a + 9) + 1= -8 -5a≥ -8a + 9 + 1= -8 - 5a≥ - 8a + 10 =-5a+8a≥10 + 8 = 3a≥18 = a≥6