0
Anonymous
7X^2 -56X + 112 = 0
divide through by 7
X^2 - 8X + 16 = 0
factor
(X-4)(X-4)
X = 4
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112 - 35 + 77 = 0
A=0 b=0 c=0
2x^2 + 8x + 3 = 0
y equals negative 8.
x2-5-4x2+3x = 0 -3x2+3x-5 = 0 or as 3x2-3x+5 = 0