A number a is squared and then multiplied by negative 3. The result of this operation is equal to three times the sum of three times a and two. What is one possible value of a ?  Choose the correct answer.
A) -3  B) -2  C) 1  D) 2  E) 3
-3*a^2=3(3a+2)   a= -2 or -1   a=-2=B   ANSWER:2
<result>D</result>
A number a is squared and then multiplied by negative 3. The result of this operation is equal to three times the sum of three times a and two. What is one possible value of a ?