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Math_UnitD

Marrington_Grade7_Math_UnitD

QuestionAnswer
A mathematical sentence tht contains an equals sign Equation
A way to express a value with at least one number and one operator. An algebraic expression contains at least one variable. Expression
Sentence that compares quantities that are not equal. Inequality
Operations that "undo" each other. Addition and subtraction are inverse operations. Inverse Operations
The product of a number and its multiplicative inverse is 1. The multiplicative inverse of 2/3 is 3/2. Multiplicative Inverse
The opposite of an integer. The sum of an integer and its additive inverse is zero. Additive Inverse
An equation having two different operations Two-step Equation
An inequality having two different operations Two-step Inequality
A value for the variable that makes an equation true. The solution of 12 = x + 7 is 5. Solution
The numerical factor of a term that contains a variable. Coefficient
A placeholder, usually a letter, used to represent an unspecified value in mathematical expressions or sentences. In 3 + a = 6, a is a variable. Variable
Created by: y2kcannon
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