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Is the open sentence 3z = 2z +5 true or false when z=5?
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Is the open sentence 3z = 2z +5 true or false when z=5?

User Natalie
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1 Answer

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If 3z=2z+5 and z=5, then you’d just plug the 5 in.

3(5)=2(5)+5 —> 15=10+5 —> 15=15

This statement is TRUE because 15 does equal 15.

I hope this helps. :)
User Anand Jayabalan
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