assignment 1

4. a system of equations that has an infinite number of solutions.
8. a value that makes the equation true.
11. a system of equations with exactly one solution.
12. a letter used to represent a value or unknown quantity that can change or vary.
13. a mathematical sentence that uses an equal sign to show two quantities are equal.
15. a system of equations with at least one ordered pair that satisfies both equations.
16. one of two or more numbers or expressions that when multiplied produce a given product.
17. a mathematical sentence that shows the relationship between quantities that are not equivalent.

1. a restriction or limitation on either the input or output values.
2. a ratio that compares different kinds of units
3. a quantity that does not change.
5. the number or times a factor is being multiplied together in an exponential expression.
6. a literal equation that states a specific rule or relationship among quantities.
7. a number that when multiplied by the original number has a product of 1.
9. a factor being multiplied together in an exponential expression.
10. the number multiplied by a variable in an algebraic expression.
12. a letter used to represent a value or unknown quantity that can change or vary.
14. a number that when multiplied by the original number has a product of 1.
18. an equation that can be written in the form ax+b=c, where a,b and c are rational numbers.
19. a number, a variable or the product or a number and variables.