click below
click below
Normal Size Small Size show me how
Grade 7 Chapter 1
Principles of Algebra
Question | Answer |
---|---|
absolute value | The distance of a number from zero on a number line. |
additive inverse | The opposite of a number. |
algebraic expression | An expression that contains at least one variable. |
algebraic inequality | An inequality that contains at least one variable. |
coefficient | The number that is multiplied by the variable in an algebraic expression. |
constant | A value that does not change. |
equation | A mathematical sentence that shows the two expressions are equivalent. |
evaluate | To find the value of a numerical or algebraic expression. |
inequality | A mathematical sentence that shows the relationship between quantities that are not equivalent. |
integer | The set of whole numbers and their opposites. |
inverse operation | Operations that undo each other: addition and subtraction, or multiplication and division. |
opposite | Two numbers that are an equal distance from zero on a number line; also called additive inverse. |
solution set | The set of values that make a statement true. |
substitute | To replace a variable with a number or another expression in an algebraic expression. |
variable | A symbol used to represent a quantity that can change. |