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(1/2)*(2*x-2) = -1/4-(9/4) // + -1/4-(9/4)
(1/2)*(2*x-2)-(-1/4)+9/4 = 0
(1/2)*(2*x-2)+1/4+9/4 = 0
1/2*(2*x-2)+1/4+9/4 = 0
(1/2*4*(2*x-2))/4+1/4+9/4 = 0
1/2*4*(2*x-2)+1+9 = 0
4*x-3+9 = 0
4*x+6 = 0
(4*x+6)/4 = 0
(4*x+6)/4 = 0 // * 4
4*x+6 = 0
4*x+6 = 0 // - 6
4*x = -6 // : 4
x = -6/4
x = -3/2
x = -3/2
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