Question

Which inequality has the solution set shown in the graph below?

-7x > -21

-7x ≤ -21

-7x < -21

-7x ≥ -21

Answer 1

-7x≥-21

Solution:

-7x ≥ -21

÷-7 ÷-7

flip the sign when we divide by a negative number

x ≤ 3

≥ and ≤ mean closed dot