Question

1. how do you represent the solution ( x < 7 ) on a number line?

a. open circle at 7 with shading to the left
b. closed circle at 7 with shading to the left
c. closed circle at 7 with shading to the right
d. open circle at 7 with shading to the right

Explanation:

For \(x < 7\), an open circle at 7 indicates 7 is not included. Shading left of 7 shows all numbers less than 7. This matches option a.

Answer:

a. Open circle at 7 with shading to the left