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this here

 Mar 5, 2021
 #1
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We know that x-3 = 4x-15 so we can just factorize I think. 

1.x-3 = 4x-15

2.x=4x-12

3.0=3x-12

4.12=3x

5.x=4

The answer is 4

 

🐺🐺🐺

 Mar 5, 2021
 #2
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The answer is 4 ONLY if quadrilateral EFGH is the parallelogram. (???)

Guest Mar 5, 2021

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