Vocabulary
A symbol for an unknown value. Usually a letter, such as a, x, or y.
What is a variable.
24 = x + 17.2
What is 6.8?
x - 19 = 9
What is 28?
3m = 57
What is 19?
m/4=14
What is 56?
A number that is multiplied by a variable
Example: 8y. The 8 is know as this.
What is the coefficient.
22 + m = 107
What is 85?
n - 6.7 = 5.2
What is 11.9?
112 = 8m
What is 14?
d/11=13
What is 143?
A number on its own.
What is a constant.
14.2 = z + 5
What is 9.2?
44 = k - 27
What is 71?
17m = 153
m = 9
r/4=17
What is 68?
A term or a combination of terms and operators that does not contain an equals sign.
What is an expression
34.6 = h + 1.9
What is 32.7?
16.7 = p - 8.4
What is 25.1?
158.4= 13.2t
t = 12
w/12.2=6
What is 73.2?
A mathematical sentence stating that two expressions are equal.
What is an equation.
t + 55 = 111
21 - y = 11
y = 10
27f = 297
f = 11
r/9.8=4.6
What is 45.08?