Marty's plant measured 6.75 inches at the beginning of the summer. It measured 8.375 inches at the end of summer. How much did Marty's plant grow over the summer?
(1.)15.125
(2.)1.625
(3.)0.625
(4.) I don't know.​

7

step-by-step explanation:

3

step-by-step explanation:

the correct answer is b.

this is because an open circle means < or > & since the line goes left it is < -3.

the next one has a filled circle so it can only be ≥ or ≤ and since the line goes right from 1 it is ≥ 1

hope that