bloodyken
bloodyken
09-11-2016
Mathematics
contestada
whats the y intercept of 7y+3x-21=0
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Lophile
Lophile
09-11-2016
7y = -3x +21
y = -3/7x +3
So the y intercept is 3
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Аноним
Аноним
09-11-2016
It's (0,3)
y intercept means x =0
so when x = 0
7y+3x-21=0
7y+3(0)-21=0
7y -21 =0
7y = 21
y =21/7
y =3
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