The first step to solving this problem is to plug in 6 where you see a in the expression -6² - 6 (-6) + 4 the first step to solving this is to evaluate the power -36 - 6x (-6) + 4 next you will multiply the numbers -36 + 36 + 4 finally,, eliminate the opposite of the expression to find your answer 4 this means that the correct answer to your question is 4. let me know if you have any further questions :)