ernest4634
ernest4634
07-10-2017
Mathematics
contestada
2x+y=6
y=6-2x
Substitution method
Respuesta :
ruhibreddy
ruhibreddy
07-10-2017
We can put in 6 - 2x for y:
2x + y = 6
2x +(6 - 2x) = 6
2x + 6 - 2x = 6
6 = 6
Since this statement is true:
x and y are all real numbers.
Hope this helps!
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