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21-04-2021
Mathematics

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Solve this equation by using the substitution method. Make sure you show ALL your work.

y=x+3
y+4=−6x

Respuesta :

21-04-2021

Step-by-step explanation:

substitute for y

x+3+4 = -6x

x+ 7 = -6x

7 = -7x

-1 = x

y = -1+3

y = 2

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