jay21
jay21
31-07-2017
Mathematics
contestada
Solve the system of equations.
11x+4y=-46
7x-4y=10
Respuesta :
choixongdong
choixongdong
31-07-2017
11x+4y=-46
7x-4y=10
---------------add
18x = -36
x = -2
7x-4y=10
7(-2)-4y=10
-4x = 24
y = - 6
answer
(-2,-6)
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