jmarsh1139
jmarsh1139
14-09-2018
Mathematics
contestada
substitution for
3x-y=8
x+6y-8=0
Respuesta :
rachel8453
rachel8453
14-09-2018
-y=8-3x
y=-8+3x
x+6(-8+3x)-8=0
x-48+18x-8=0
19x-56=0
19x=56
x=2.95
3(2.95)-y=8
8.85-y=8
-y=-.85
y=.85
x=2.95
y=.85
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