Vocabulary
A statement that the values of two mathematical expressions are equal (indicated by the sign =)
Equation
5v=?
when v=5.
25
x-8=10
x=?
18
Simplify:
v + 4v + v + v + v + v
9v
Another name for the season of Fall
Autumn
A mathematical statement that has a minimum of two terms containing numbers or variables, or both, connected by an operator in between.
Expression
2t-4=?
when t=-3
-10
7x-21=14
x=?
x=5
Simplify:
3 x – 9 x + 5 + 4 x
-2x+5
If you're traveling North, this direction would be on your left.
West
Either a single number or variable, or numbers and variables multiplied together,. These are separated by + and - signs.
Terms
(7y-2) / 2 =?
when y=4
13
x=?
x=7
Simplify:
6 + 3(10y – 9)
30y-21
The art of Japanese paper folding
Origami
Pairs of mathematical manipulations in which one operation undoes the action of the other—for example, addition and subtraction, multiplication and division.
Inverse Operations
2(5x-4+5-6x)=?
when x=-19
40
5x+8=4x-4
x=?
x=-12
6/2 + (-4m)-2m+m2
3-6m+m2
This holiday is celebrated the first Monday in September
Labor Day
a numerical or constant quantity placed before and multiplying the variable in an algebraic expression
Coefficient
3x2+8x-12=?
when x=3
39
6(x+11)=-2+2x-44
x=?
x=-28
Simplify:
–6c4 + (–9m5) + (–3c) + 7m5
-6c4-3c-2m5
This President's face is found on the Dime
Franklin Delano Roosevelt (FDR)