Look at the steps for solving the equation and choose a true statement. 3x−9x+1=2(−3x+1)−1 −6x+1=−6x+2−1 −6x+1=−6x+1

A: the only solution is -6
B: there are no solutions
C: there is no way to know if there is a solution
D: there are infinite solutions
E: the only solution is 1