Solve: 17 - 16 / 4
13
32 + 0 = 32
Identity Property of Addition
3x + 2 - 2x
x + 2 or 1x + 2
The sum of 3 and a number
3 + x
This means to replace a variable with a number
Substitute
Solve: 6 + 2 * 5 - 6
10
(-6) x 0 = 0
Zero Property of Multiplication
3n + 9 - 4n + 3 + 5n
4n + 12
Twice a number
2x
This Property lets you Add or Multiply numbers in ANY ORDER.
Commutative Property
Solve: 10 - 2(5 + 2)
-4
10 + y = y + 10
Commutative Property of Addition
y - y2 +9y2
8y2 + y
The perimeter of a triangle with sides a, b and c
a + b + c
Parts of an expression separated by a + or - sign.
Solve: 6 - 2 x 4 + 3
1
(2 * 6) * 8 = 2 * (6 * 8)
Associative Property of Multiplication
10(n - 3) - 2n
8n - 30
The difference between a number and 3
x - 3
Terms that have the same variable and the same exponents are called this.
Like Terms
Solve: -16 + 3 * 0 - 42 / -6
9
5 + (-5) = 0
Addition Property of Opposites
15x + 5(x - 4) + 11
20x - 9
The quotient of 3 and some number
3 / x
The number that is multiplied with a variable.
Ex. The 3 in 3x.
Coefficient