SilentWolf13 SilentWolf13

02-03-2018
Mathematics

contestada

solve by substitution
2y+x=-15
5x=3y

Respuesta :

nilbert nilbert

02-03-2018

x = 3/5y
2y + 3/5y = -15
2 3/5y = -15

y = -5.77
x = -3.46

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