kamendavid
kamendavid
28-02-2017
Mathematics
contestada
how do find the anwser to 3x-9=7y
Respuesta :
Аноним
Аноним
28-02-2017
If you're trying to find the value of x,
3x = 7y + 9
If value of y,
-7y = -3x +9
=
7y = 3x - 9
Answer Link
babyjjay
babyjjay
28-02-2017
If you're solving for y it has to be this way
-7y=-3x+9
Y=3/7x -9/7
If you're solving for x
3x=7y+9
X=3/7y+3/1
Answer Link
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