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Math Vocab Ch.6

Equations & Inequalities (6th grade advanced math)

TermDefinition
addition property of equality If you add the same number to each side of an equation, the two sides remain equal.
addition property of inequality If you add the same number to each side of an inequality, the inequality stays the same.
coefficient The numerical factor of a term that contains a variable
division property of equality If you divide each side of the equation by the same non-zero number, the sides remain equal.
division property of inequality When you divide each side of the equation by a negative number, the inequality symbol must be reversed for the inequality to remain true.
equation A mathematical sentence that contains an equal sign, = , stating that two quantities are equal
equivalent expressions Two or more expressions with the same solution.
inequality An open sentence that uses < > ≠ ≤ ≥ to compare quantities
multiplication property of equality If you multiply each side of an equation by the same non-zero number, the two sides remain equal.
multiplication property of inequality When you multiply each side of an inequality by a negative number, the inequality symbol must be reversed for the inequality to remain true.
solution A replacement value for the variable in an open sentence. A value for the variable that makes an equation true. The solution of 12=x+7 is 5.
subtraction property of equality If you subtract the same number from each side of an equation, the two sides remain equal.
subtraction property of inequality If you subtract the same number from each side of an inequality, the inequality stays the same.
two-step equation An equation having two different operations
two-step inequality An inequality that contains two different operations
Created by: mbcamom
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