Vocabulary
A term without a variable is a
constant
Simplify
a + a + a + a + a =
5a
x = 3
x * x * x =
27
p increased by 4
p+4
3 + y + 11 = 30
y =
16
A numerical factor of a term that also has a variable is a
coefficient
g * g * g =
g3
or
g cubed
j = 9
10 + 15j =
145
a number x divided by 7
x ÷ 7
or
x/7
51 - 13 - a = 1
a =
37
A symbol representing one or more numbers is
variable
z + z + z + z * z =
z2 + 3z
or
3z + z squared
m=12
1/3 * m =
4
25 less than a number b
b - 25
12f = 60
f =
5
Parts of an algebraic expression are
terms
20c + 11d + 5c + 2d =
25c +13d
h = 4
8 + 24 ÷ h
14
a number t cubed
t*t*t
t3
x2 = 121
x =
11
An expression containing numbers, operations and symbols is
algebraic expression
2*k + k + k + k =
5k
b = 9 c = 4
bc + 12.3 =
48.3
The quotient of 40 and the difference of a number y and 16
40 ÷ (y - 16)
or
40 / (y-16)
48r = 16
r =
1/3