Question

Given: -7x < -21.

Choose the solution set.



{x | x < -3}

{x | x > -3}

{x | x < 3}

{x | x > 3}

Answer 1

{x | x > 3}

Answer 2

When you divide by a negative the greater than becomes less than
and since youre dividing by two negatives the answer is positive

Answer 3

Thank you