Across
- 3. a number or a variable by itself
- 4. is a number where a variable is multiplied
- 6. describes an unknown amount in algebraic expression or equation
Down
- 1. is formed when terms are added or subtracted
- 2. In this method, solve an equation for one variable, then substitute that solution in the other equation, and solve.
- 4. is a term that does not contain any variable factors
- 5. joins two expressions with an equals sign