Coordinate Algebra

2. a ratio that compares different kinds of units.
5. one of two or more numbers or expressions that when multiplied produce a given product.
7. the number multiplied by a variable in an algebraic expression.
9. a mathematical sentence that shows the relationship between quantities that are not equivalent.
10. something that can be compared by assigning a numerical value.
12. set the value or values that make a sentence or statement true.

1. a quantity that does not change.
3. a mathematical sentence that uses an equal sign (=) to show that two quantities are equal.
4. terms that contain the same variables raised to the same power.
6. a continuous series of values.
7. having no breaks.
8. a letter used to represent a value or unknown quantity that can change or vary.
11. the set of all inputs of a function.
13. a rate per one given unit.