Vocabulary
A math sentence made up of numbers, symbols, and operations. Does NOT have an equals sign
Expression
3w + 5w + 7
8w + 7
2(4w + 3)
8w + 6
16z / 4
4z
w + 7 = 10
w = 3
A number that is being multiplied by a variable
Coefficient
-2x + 5 - 7x
-9x + 5
5(x + 7)
5x + 35
-27x / 9
-3x
x - 5 = 30
x = 35
A math sentences in which one side is equal to another. MUST contain an equals sign
Equation
x + 1 - 7
x - 6
-3(2n + 4)
-6n - 12
-54w / 12
-9w / 2
3n = 93
n = 31
The answer to a division problem
Quotient
5x + 4 + x - 8
6x - 4
-6(2z - 3)
-12z + 18
84y / 8
21y / 2
4z + 2 = 22
z = 5
Opposite operations that are used to cancel terms
(EX: addition and subtraction)
Inverse Operations
5z - 7 - 8z + 4
-3z - 3
-(3x - 5)
-3x + 5
15x/3 + 2x
7x
-7x + 3 = -11
x = 2