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11-02-2021
Mathematics

contestada

is 10a + 1b equivalent to 7a+5b-3a+4b
or
4a + 9b equivalent to 7a+5b - 3a +4b
explain plsss

Respuesta :

11-02-2021

4a+9b , Because 7a-3a would be 4a, and 5b+4b= 9b

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