Combining Like Terms
8w+4w
12w
16-2
2(8-1)
6v+8v v=3
42
Variable
A letter that represents an unknown number
4(9+3)
48
-6c+4c
-2c
3x + 15
3(x+5)
16d+2d d=2
36
Coefficient
A number that is in the same term as a variable; a number that goes with a variable
-8(3+7)
-80
v-14+9v-5
-8v-19
5m + 60
5 (m+12)
22k-1 k=3
65
Term
An number/number+variable that is seperated by a plus, minus, multiplication, or division sign
4(8-k)
4k-32
-n+8n-7m+4n+m
12m-3n
4r + 22
2(2r +11)
12c+20-8c c=2
28
Constant
A number that stands alone
-(4K+1)
4k-1
20+17z-16z-12
x-8
7w - 63v
7(w-9v)
2(-9-23)+101.32
37.32
Algebraic Expression
A symbol or a combination of symbols used in algebra, containing one or more numbers, variables, and arithmetic operations
5(2a-b+3)
-10+5b-15