FIND x :

x+(x+1)+(x+2)=(x+1)^2
A. 1
B. 0
C. 3
D. 2

Answer this question only if you know the 30 points and

12 out of 30 people chose their favourite colour as blue caculate the angle you would use for blue on a pie chart

Suppose the equation ||x-a|-b|=2008 has 3 distinct real roots and a not =0. find the value of b.