6) Determine if a number is a solution of an equation. Review Fill in the Blanks Type your answers in all of the blanks and submit X X* 2- Consider the equation 3(2x-1)-6=1+7x. When checking if-4 is a solution of the equation, the left side of the equation results in the number Type your answer here and the right side of the equation results in the number Type your answer here Therefore, the value -4 Write your response here.... (is or is not) a solution of the equation.