Course 2 Chapter 6 vocabulary (copy)

A mathematical sentence that contains an equal sign.

A value for the variable that makes an equation true.

Two or more equations with the same solution.

If you subtract the same number from each side of an equation, the two sides remain equal.

If you add the same number to each side of an equation, the two sides remain equal.

The numerical factor of a term that contains a variable.

If you divide each side of an equation by the same nonzero number, the two sides remain equal.

If you add the same number to each side of an inequality, the inequality remains true.

When you divide each side of an inequality by a negative number, the inequality must be reversed for the inequality to remain true.

A mathematical sentence that compares two quantities

If you multiply each side of an equation by the same nonzero number, the two sides remain equal.

When you multiply each side of an inequality by a negative number, the inequality symbol must be reversed for the inequality to remain true.

An equation having two different operations.

An inequality that contains two operations.

If you subtract the same number from each side of an inequality, the inequality remains true.