justlife2233 justlife2233

13-10-2020
Mathematics

contestada

Solve the system by substitution.
{-2.5x+y=13.5
12.25x - y=-12.25

(-5.1)

(-1,5)

(1.-5)

(5.-1)

Respuesta :

Kcardinale Kcardinale

13-10-2020

Answer:

(-5,1)

Step-by-step explanation:

y= 13.5+2.5x

-13.5 -13.5

-13.5= 2.5x

x= -5.4

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