HELP ASAP 1. A term that includes a variable. is called?

2. A term that is a known number without variables. is called?

1 algebraic expression

Step-by-step explanation:

2. constants

10.416 meters per second

step-by-step explanation:

distance=1 00 meters

time= 9.6 seconds in decimal form or 9 3/5 as a mixed number

average speed= 100/9.6

=10.416 meters per second or 10 52/125 as a mixed number.

the battle of gettysburg is considered the "high water mark" of the confederacy because it marked the greatest advance of the confederate forces against the union.