nicolebarger1 nicolebarger1

20-03-2020
Mathematics

contestada

Solve the system. Tell how many solutions the system has.
-2x + 4y = 9
x-27 = -7

Respuesta :

j2kim2018p31zmv j2kim2018p31zmv

20-03-2020

x-27=-7
x=20

-2x+4y=9
-2(20)+4y=9
-40+4y=9
4y=49
y=49/4

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