Seudónimo Seudónimo

30-11-2020
Mathematics

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confused!!! help out.

confused help out class=

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Аноним Аноним

30-11-2020

Answer: The mistake is that david messed up on the inverse operation rules. He should have subtracted 2x, not add, and same goes to adding 2 to 33. He should have subtracted 2 not added it.

Step-by-step explanation:

7x - 2 = 2x + 33

7x - 2x - 2 = 33

5x - 2 = 33

5x = 35

x = 7

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