Linear Equations in one variable crossword puzzle game Hints1. an alphabet that doesn't have a fixed value2. inverse of addition3. inverse of multiplication4. terms in an expression that have the same variable raised to the same power5. an expression is said to be ____ if it has no grouping symbols and if all like terms have been combined6. this is an example of what property: 2(x + 5) = 2x + 107. A ____ pair is a pair of numbers whose product equal on