Module 6-6.4 Epressions and Equations

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Question Answer
CoefficientThe number that is multiplied by the variable in an algebraic expression.
Rational NumberAny number that can be expressed as a ratio of two integers.
Algebraic ExpressionAn expression that contains at least one variable. x+8 or 4(m-b)
EquationA mathematical sentence that shows that two expressions are equivalent.
SolutionThe value for the variable that makes the equation true.
Steps:1. Use Distributive Property 2.Add the opposites 3. Use Communative Property. 4. Combine like terms.
Distributive PropertyThe property that states if you multiply a sum by a number, you will get the same result if you multiply each addend by that number and then add the products.