JHAGHIGHIPROGO JHAGHIGHIPROGO Mathematics Answered Suppose (23a+2)⎡⎣⎢⎢⎢3−27⎤⎦⎥⎥⎥=⎡⎣⎢⎢⎢15−1035⎤⎦⎥⎥⎥. What is the value of a? Enter your answer in the box. Enter your answer as a simplified fraction.