Across
- 3. inverse of addition.
- 7. An _____________ in an equality which is true for all values of the variable in the equality.
- 8. If a term of an expression consists of a number multiplied by one or more variables, this number is the __________________ of the term.
- 9. An expression is _________________ if it has no grouping symbols and all the like terms have been combined.
- 10. Inverse of division.
Down
- 1. A linear equation of the form Ax + By = C when A and B both are not zero is called__________________.
- 2. a symbolic form made up of constants, variables and operation (other than algebraic expressions).
- 4. Equations that have the same solution.
- 5. A statement formed when an equal sign in placed between two expressions.
- 6. 2(x+5) = 2x+10. This is an example of what property.
- 11. Branch of mathematics concerned with operation by symbolic numbers.