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Mathematics
Cora Goodman
25 May, 12:50
How do I simplify 3x-8y+9x
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Taliyah Butler
25 May, 14:26
0
You need to put together the numbers that have the same variables
in this case 3x and 9x
3x+9x = 12x
As there is just one y you leave it like that
so the answer is
12x-8y
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