Which of the following are mathematical sentences? check all that apply.

a.4 - d = 8 b.4 - v c.3 + 2 = 5 d.6 e.1 < 2 f.5g

A. 4 - d = 8

C. 3 + 2 = 5

E. 1 < 2 

Step-by-step explanation:

A. 4 - d = 8

It is a mathematical statement which says that the difference between 4 and d is 8.

B. 4 - v

It is not a mathematical statement because it is neither true nor false. It is just a variable expression.

C. 3 + 2 = 5 

It is a mathematical statement which is true.

D. 6 

It is not a mathematical statement because it is neither true nor false.

E. 1 < 2 

It is not a mathematical statement which is false. It is just a numerical expression.

F. 5g

It is not a mathematical statement because it is neither true nor false.It is just a variable expression.

constants mean the stopped points or the points on a graph that nothing is changing, hope this

step-by-step explanation:

i can't read the graph

step-by-step explanation: