Identify the parts
What is a constant?
a number by itself
2a+4a
6a
3a-a
2a
5xa
5a
4ab2/2ab
2b
What is a variable?
The letter
17y+21y
38y
15b-14b
b
ax7xb
7ab
10ab/5ab
2
What is a coefficient?
The number next to the letter
5z+2y+3z
2y+8z
6z-4y-2z
4y-4z
axaxa
a3
12a2b2/3ab
4ab
What is an expression?
The whole sum
9a+2b+b+a
10a+3b
8y-3y-2z-y
4y-2z
2abx5b
10ab2
14abc3/7abc
2c2
What is a term?
Separated by a + or - sign
7a+14b+6a+a+2b
14a+16b
21a-20b-3a-14b-a-5b
17a-b
5a2x3abx2b3
30a3b4
4a2c2+2a2c/2a2c
2c