September 2018 1 130 Report
Selesaikanlah masing-masing sistem persamaan dengan metode substitusi !!
a. 2x + y=6 , y=3x + 1
b. 2x + 5y=16 , x - y=1
c. 2x-y=5 , x-2y=4
d. x+y=2 , 2x-y=2
e. 2y-3x=0 , x-y+2=
Bantu ya !!

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