Answer:
x = 7
Step-by-step explanation:
-3 + 2x = 11
(group like terms)
2x = 11 + 3
2x = 14
(divide both sides by 2 to make x stand alone)
2x/2 = 14/2
x = 7
I believe that the snail would be 43 5/12 inches away from the bottom after 20 minutes.
4)row 1. 20 15 10 row 2. 6