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I don't get how I got it right. I have a test upcoming and I am really confused

I don't get how I got it right. I have a test upcoming and I am really confused-example-1
User Halle
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1 Answer

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You have a system of linear equations. For solving this question, you can apply the addition method.

In this method, we try to cancel one of the variables x or y. Let`s go!

Now, you should replace the value found for x in any equation for finding y.

Answer

x=5 and y=-2

I don't get how I got it right. I have a test upcoming and I am really confused-example-1
I don't get how I got it right. I have a test upcoming and I am really confused-example-2
User Dasa
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