yangmaisee17 yangmaisee17

22-07-2016
Mathematics

contestada

find the common solution to the system of linear equations.
y=x+4
y+1=2x

Respuesta :

Ckaranja Ckaranja

22-07-2016

y-x=4
y-2x=-1
----------
x=5
Replacing for value of x;
y-5=4
y=9

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