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31-08-2021
Mathematics

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2x + 7 - 6y + 5x - 4 + 2y
3a-7a+ 5b+ 4b
Please help :D and give explanation

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nidelle2404 nidelle2404

31-08-2021

Top Equation: 7x-4y+3
you add all the like terms together so 2x + 5x -6y + 2y and 7-4

Bottom Equation: -4a+9b
Same thing add all like terms together and get that answer

*you cannot add everything together only like terms*

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