Part of an Expression
what is a coefficient
a number used to multiply a variable
x + 3=
6
31g+-13g=
18g
2(5+5y)=
10+10y
(A+B)=
(B+A)
What are terms
A term is a constant a variable or coefficients together with variables.
a - 1=7
a=8
22+17=
39
(3r-5)4=
-20+12r
4+5=
5+4
What is a variable ?
A letter that represents an unknown number.
b+2=12
b=10
40c+-25=
15c
3(-2t+5)=
-6t15
2.3=
3.2
What is a constants
A number that never change
20 +2m (8)
36
-6+-13
-19
6(-5n+7)=
-3on+42
5X4=20
4X5=20
what is a like term
Like terms have the same variables
9 + 7 x (15 + 3) + 32
23
5x+3-7x-8=
5x-7x
-6(a+8)=
-6a+(-48)
(5.1/3).3=
5.(1/3.3)