152 = -8r
-19
9 + 7p = 128
-17
-8p + 9p
1p
9(7a - 4)
63a - 36
terms that have the same letter to the same power.
Like Terms
m + 13 = 9
-4
3x + 2 = 17
5
-8r - 4r
-12r
2(2b + 5)
4b + 10
the number that is multiplied by the variable in an expression.
Co-Efficient
m - 20 = 26
-6
y - 3.7 = 14.1
17.8
4z + 8 + 3z + 3
7z + 11
3(6x + 3)
18x + 9
“opposite” operations that undo each other.
Inverse Operations
m/11 = -7 (On Board
-77
4(4m - 8) = -112
-5
6x - 4 + 9 + 7x
13x + 5
5(4y - 8) + 5
20y - 35
a math sentence with numbers, letters, and operations
Expression
-5 + x = 12
17
a letter that represents an unknown number in an expression.
Variable
a statement that two values are equal.
Equation
6 + n / 22 = 1 (On Board)
16
the value that does not change.
Constant