A letter that is used to represent one or more number
When you substitute values for the variables and then simplify the expression
A way to write repeated multiplication
A set of rules you follow when evaluating an expression
n+6, 5+3, x-8... All of these are called....
x-5, when x=9
5t, when t=3
b+12, when b=5
y/4, when y=16
(4g-3)+2, when g=2
y-4=8
6+y=88
4y=24
32/y=4
y/12=7
3x-2=16
4+5x=24
3x/2=12
0.5x-14=23
1/2x+5=53
h*h*h*h=
y^3*y^2=
x*3x=
x^5/x^3
4x^5*3y^2