Algebra-1

The correct answer is B. a and c.

The inequality should be flipped (from greater than to less than or vice versa) under the following conditions:

a. Sides are switched: the left side is changed to the right side, the right side to the left.
c. Both sides are multiplied or divided by a negative.

Option b and d are wrong because:
b. A negative is added or subtracted to both sides: When a negative is added or subtracted to both sides of an inequality, the inequality sign does not need to be flipped. F...