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When the two sides of the inequality are multiplied or divided by a negative number or term or expression.

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Q: When solving an inequality when is it necessary to change the direction of the inequality symbol?
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Explain how solving inequalities is alike and different from solving equations?

Most of the steps are the same. The main difference is that if you multiply or divide both sides of an inequality by a NEGATIVE number, you must change the direction of the inequality sign (for example, change "less than" to "greater than").


How do you solve the inequality2x -10 6?

This isn't an inequality, since there is no less-than, greater-than, less-than-or-equal, or greater-than-or-equal sign. However, solving inequalities is similar to solving equations; however, when you multiply by a negative number, you must change the direction of the inequality sign.


How to do inequality?

It's the same thing as solving an equation, the minor difference is to change the inequality sign when the numbers change signs(i.e negative to positive to negative).


What happens to the inequality symbol when you subtract a negative number?

The inequality symbol doesn't change direction in this case.Note that that is the same as adding a positive number.Note also that if you MULTIPLY or DIVIDE by a negative number, then you need to change the direction of the inequality symbol.


How do you divide by a negative in an inequality?

You divide as normal BUT you change the direction of the inequality symbol, so that < becomes > and conversely.


When you divide both sides of an inequality by a positive value you must change the direction of the inequality sign?

No. Only when you divide by a negative.


When do you change the direction of an inequality symbol?

When a side is multiplied or divided by a negative number.


If you multiply or divide both sides of an inquality by a negative number you need to?

Change the direction of the inequality.


How is a change in an object's direction related to the applied force?

In order to change direction, the applied force (represented as a Vector) must change DIRECTION. A change in magnitude of the Force is not necessary.


What is the difference between solving multi step equations and multi step inequalities?

The main difference is that if you multiply both sides of an inequality by a negative number, you have to change the direction of the inequality sign - for example "greater than" would become "less than".


How do you know when to reverse the direction of an inequality symbol?

u only reverse the sign when u multiply or divide by a NEGATIVE number...otherwise u don't change the direction


When you multiply both sides of any inequality by a negative number you need to do what to the inequality symbol?

You need to change it to the opposite direction; e.g 5 > 1; multiply both sides by -2 it becomes -10 < -2