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Andrej [43]
4 years ago
11

Error analysis alana simplified the expression as shown below. do you agree with her work? explain your answer

Mathematics
1 answer:
slava [35]4 years ago
3 0
No because she did not distribute the 2 to the 4 and she also didn’t distribute the negative to the seven. It should be
2(x+4)-(5x-7)
2x+8-5x+7
-3x+15
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