andreedowell
andreedowell
12-12-2020
Mathematics
contestada
System of equations
2x+4y=8
X=3y-6
Respuesta :
davidmensahedem
davidmensahedem
12-12-2020
2x + 4y = 8
x = 3y - 6
2x + 4y = 8
2 * ( 3y - 6 ) + 4y = 8
6y + 12 + 4y = 8
8y = 8 - 12
8y = - 4
y = -4 / 8
y = -1 / 2
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