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

The numerical factor of a term that contains a variable.

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

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

A mathematical sentence that contains an equal sign,=, stating that two quantities are equal.

To or more equations with the same solution.

An open sentence that uses <, >, $$\ne$$  , <, > to compare 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 must be reversed for the inequality to remain true.

A replacement value for the variable in an open sentence. A value for the variable that makes an equation true.

X+7=12 is 5 is an example of what?

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

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

An equation having two different operations.

An inequality that contains two operations.