Question

Given: 3x < -6. Choose the solution set. a. {x | x < -2} b. {x | x > -2} c. {x | x < 2} d. {x | x > 2}

Answer 1

The answer is a.{x | x < -2}. The rule of the calculation of inequation is if the equation divided by the same positive number, the direction of the sign of inequality will not change.