# algebra

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ok I have a algebra question how do you find the missing number for 42-9=43-? how do I get the answer and I need to understand it? I think the answer might be 45

• algebra -

42 - 9 = 33

43 - ? = 33?

• algebra -

ooh okay yeah that was so easy now that I look at it thank you so much..it was 10

• algebra -

You're welcome. :-)

• algebra -

10

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