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05-12-2020
Mathematics

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Sally solved the equation x + 5 = -7 and got the answer x =-12.
Explain what it means that -12 is in the solution set

Respuesta :

05-12-2020

Answer:

x=-12

Step-by-step explanation:

x is the solution of the equation,

only -12+5=-7

in this case the only number that will make the equality true

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