Answer:
a = 9
Explanation:
5(a + 4) - 6a + 1 = 12
5a + 20 - 6a + 1 = 12
5a - 6a + 20 + 1 = 12
-1a + 21 = 12
-21 -21
--------------------------------
-1a = -9
/-1 /-1
---------------------------------
a = 9
Answer:
English physicist Robert Hooke is known for his discovery of the law of elasticity (Hooke's law), for his first use of the word cell in the sense of a basic unit of organisms
some of his other inventions were universal joint, balance wheel, and the diaphragm
Explanation:
Answer:
their fins or webbled feet hels them to move and search food to eat .
Fog is cause by water vapor in the air so if it’s a dry day then there will be no fog in sight.However, on damp days fog is most likely something you can expect
