suntrucep
suntrucep
04-11-2017
Mathematics
contestada
what is 7x+4y=31 Help me please
Respuesta :
sophloaf
sophloaf
04-11-2017
X=-4/7(y) + 31/7
Y= -7/4 (x) + 31/4
Answer Link
LAGRHA15
LAGRHA15
04-11-2017
7x + 4y = 31
- 7x - 7x
-------------------------
4y = -7x + 31
------ ------ ------
4 4 4
y = -7/4x + 31/4
Answer Link
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