ryajade
ryajade
08-03-2017
Mathematics
contestada
Y=4x+4
-8x+3y=5
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texaschic101
texaschic101
08-03-2017
y = 4x + 4
-8x + 3y = 5
-8x + 3(4x + 4) = 5
-8x + 12x + 12 = 5
-8x + 12x = 5 - 12
4x = -7
x = -7/4
y = 4x + 4
y = 4(-7/4) + 4
y = -7 + 4
y = -3
solution is (-7/4,-3)
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