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Mathematics 7 Online
OpenStudy (anonymous):

What is the solution for this inequality? -10x < 40 x < -4 x < 4 x > -4 x > 4

OpenStudy (anonymous):

Let's solve your inequality step-by-step. −10x<40 Step 1: Divide both sides by -10. −10x −10 < 40 −10 x>−4 Answer: x>−4

OpenStudy (luffingsails):

Remember that when you multiply or divide by a negative value across an inequality... you have change the direction of the inequality. So, in solving for x, when you divide by -10, you need to change the inequality.

OpenStudy (anonymous):

so the answer is x> 4

OpenStudy (luffingsails):

Not quite, what is 40/-10? Remember positive / negative = negative

OpenStudy (anonymous):

x>−4. Sorry I made a mistake. I can't be letting that happen.

OpenStudy (anonymous):

x> -4

OpenStudy (anonymous):

So the answer is c?

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