Definitions
A letter or symbol used to represent a number we don't know yet.
What is a variable?
2k + 5 = 17
What is "k = 6"?
3a - 5 = 4
What is "a equals 3"?
m/5 + 4 = 12
What is "m equals 40"?
z/6 - 8 = 2
What is "z equals 60"?
The inverse operation to addition.
What is subtraction?
2a + 11 = 35
What is "a equals 12"?
5m - 7 = 23
What is "m equals 6"?
y/8 + 11 = 13
What is "y equals 16"?
y/9 - 15 = 5
What is "y equals 180"?
This shows two math expressions are the same as each other.
What is an equation?
3r + 39 = 65
What is "r equals 13"?
6k - 5 = 43
What is "k equals 8"?
k/8 + 21 = 97
What is "k equals 608"?
b/7 - 43 = 139
What is "b equals 26"?
This is a number connected to a variable by multiplication.
What is a coefficient?
12s + 27 = 171
What is "s equals 12"?
4j - 71 = 29
What is "j equals 25"?
g/11 + 37 = 128
What is "g equals 1188"?
w/11 - 178 = -134
What is "w equals 4"?
This is the skill we are most focused on in this class.
What is problem solving?
19b +314 = 1663
What is "b equals 71"?
21q - 39 = 234
What is "q equals 13"?
w/317 + 596 = 1639
d/10 - 83 = 64
What is "d equals 1470"?