| Term | Definition |
|
variable |
A letter that stands for a number. 1-1 |
|
algebraic expression |
An expression that contains at least one variable. 1-1 |
|
substituting |
The act of replacing a variable with another number. 1-1 |
|
evaluate |
To substititute numbers for all variables, and then to calculate. 1-1 |
|
natural numbers |
Counting numbers; 1, 2, 3... 1-1 |
|
whole numbers |
Natural numbers ( counting numbers) and zero; 0, 1, 2, 3... 1-1 |
|
rational numbers |
Natural numbers, whole numbers, negative numbers, and fractions are included in this tpye of number 1-1 |
|
grouping symbols |
Paranathesis group numbers, which means they would be called this. 1-1 |
|
13 |
EVALUATE 1-1: x+6 for x=7. |
|
10 |
EVALUATE 1-1: 1+y for y=9 |
|
10 |
EVALUATE 1-1: m-2 for m=12 |
|
48 |
EVALUATE 1-1: 4h for h=12 |
|
6 |
EVALUATE 1-1: p/5 for p=30 |
|
-30 |
EVALUATE 1-1: 5g for g= -6 |
|
1/6 |
EVALUATE 1-1: y/12 for y=2 |
|
-15 |
EVALUATE 1-1: y-10 for y = -5 |
|
3 |
EVALUATE 1-1: 10x+2 for x =1/10 |
|
1 |
EVALUATE 1-1: 12/x for x=12 |