lizRdz1234
lizRdz1234
10-03-2017
Mathematics
contestada
-7x+4y=24, 4x-4y=0 substitution
Respuesta :
Amphitrite1040
Amphitrite1040
10-03-2017
The first one: -7(x) + 4(y) = 24
The second one: 4(x) - 4(y) = 0
4y - 7x = 24 which is reduced to a negative
(-4y + 4x = 0 )
4(x) = 4(y)
-7(y ) + 4(y) = 24
- 3(y) = 24
3(y) = - 24
y-intercept: - 8
x-intercept: -8
The X & Y intercept is: -8, -8
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