The Truth and Nothing But The Truth

Here’s a question that mixes inequalities and equations. See if you can successfully combine the two to figure out what must be true.

Question of the Day

If  and  which of the following must be true?

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Remember, inequalities can be treated exactly like equations as long as you’re not multiplying or dividing by a negative. If you substitute in your inequality about y to your equation, you’re well on your way to a correct answer and test day success!

2 thoughts on “The Truth and Nothing But The Truth

  1. Can we solve this using plug in of numbers and eliminating the wrong choices? I think it will be quicker.

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