Ariharmony3
Ariharmony3
12-02-2017
Mathematics
contestada
how do i substitute y=x to 3x+2y=20
Respuesta :
remibell
remibell
12-02-2017
where ever u see a y change it to an x
3x+2(x)=20
5x=20
x=4
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Аноним
Аноним
12-02-2017
Hello there,
How do i substitute y=x to 3x+2y=20
Answer : since both are equal , you can change the letters to the same one.
3x + 2x = 20
5x = 20
x = 5
Therefore y = 5
Hope This Helps You!
Good Luck Studying :)
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