-3x+2≤-10
-2 -2
-3x ≤ -12
÷-3 ÷-3
x ≥ 4
why do you change the sign from ≤ to ≥
pls help
-2 -2
-3x ≤ -12
÷-3 ÷-3
x ≥ 4
why do you change the sign from ≤ to ≥
pls help