Question

X+y=6
x-y=4
tplong carikan grafik,eliminasi dan subtitusinya dong plese banget

Answer 1

Eliminasi :
x + y = 6
x - y = 4  -
2y     = 2
y = 1
x + y = 6
x = 6 - y
x = 6 - 1
x = 5
Substitusi :
x + y = 6
x - y = 4
x + y + x - y = 6 + 4
x + x = 10
2x = 10
x = 5
x + y = 6
y = 6 - 5
y = 1