26-03-2021
Mathematics

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Pretty simple question, but how the hell am I supposed to know whether to put an addition sign or a subtraction sign.

Pretty simple question but how the hell am I supposed to know whether to put an addition sign or a subtraction sign class=

Respuesta :

javierc2708 javierc2708

26-03-2021

Answer:

you must remember + and + equal to minus

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